diff --git a/dict/google-1000.txt b/dict/google-1000.txt
deleted file mode 100644
index 1851ecc..0000000
--- a/dict/google-1000.txt
+++ /dev/null
@@ -1,1000 +0,0 @@
-the
-and
-for
-that
-this
-with
-you
-not
-are
-from
-your
-all
-have
-new
-more
-was
-will
-home
-can
-about
-page
-has
-search
-free
-but
-our
-one
-other
-information
-time
-they
-site
-may
-what
-which
-their
-news
-out
-use
-any
-there
-see
-only
-his
-when
-contact
-here
-business
-who
-web
-also
-now
-help
-get
-view
-online
-first
-been
-would
-how
-were
-services
-some
-these
-click
-its
-like
-service
-than
-find
-price
-date
-back
-top
-people
-had
-list
-name
-just
-over
-state
-year
-day
-into
-email
-two
-health
-world
-next
-used
-work
-last
-most
-products
-music
-buy
-data
-make
-them
-should
-product
-system
-post
-her
-city
-add
-policy
-number
-such
-please
-available
-copyright
-support
-message
-after
-best
-software
-then
-jan
-good
-video
-well
-where
-info
-rights
-public
-books
-high
-school
-through
-each
-links
-she
-review
-years
-order
-very
-privacy
-book
-items
-company
-read
-group
-sex
-need
-many
-user
-said
-does
-set
-under
-general
-research
-university
-january
-mail
-full
-map
-reviews
-program
-life
-know
-games
-way
-days
-management
-part
-could
-great
-united
-hotel
-real
-item
-international
-center
-ebay
-must
-store
-travel
-comments
-made
-development
-report
-off
-member
-details
-line
-terms
-before
-hotels
-did
-send
-right
-type
-because
-local
-those
-using
-results
-office
-education
-national
-car
-design
-take
-posted
-internet
-address
-community
-within
-states
-area
-want
-phone
-dvd
-shipping
-reserved
-subject
-between
-forum
-family
-long
-based
-code
-show
-even
-black
-check
-special
-prices
-website
-index
-being
-women
-much
-sign
-file
-link
-open
-today
-technology
-south
-case
-project
-same
-pages
-version
-section
-own
-found
-sports
-house
-related
-security
-both
-county
-american
-photo
-game
-members
-power
-while
-care
-network
-down
-computer
-systems
-three
-total
-place
-end
-following
-download
-him
-without
-per
-access
-think
-north
-resources
-current
-posts
-big
-media
-law
-control
-water
-history
-pictures
-size
-art
-personal
-since
-including
-guide
-shop
-directory
-board
-location
-change
-white
-text
-small
-rating
-rate
-government
-children
-during
-usa
-return
-students
-shopping
-account
-times
-sites
-level
-digital
-profile
-previous
-form
-events
-love
-old
-john
-main
-call
-hours
-image
-department
-title
-description
-non
-insurance
-another
-why
-shall
-property
-class
-still
-money
-quality
-every
-listing
-content
-country
-private
-little
-visit
-save
-tools
-low
-reply
-customer
-december
-compare
-movies
-include
-college
-value
-article
-york
-man
-card
-jobs
-provide
-food
-source
-author
-different
-press
-learn
-sale
-around
-print
-course
-job
-canada
-process
-teen
-room
-stock
-training
-too
-credit
-point
-join
-science
-men
-categories
-advanced
-west
-sales
-look
-english
-left
-team
-estate
-box
-conditions
-select
-windows
-photos
-gay
-thread
-week
-category
-note
-live
-large
-gallery
-table
-register
-however
-june
-october
-november
-market
-library
-really
-action
-start
-series
-model
-features
-air
-industry
-plan
-human
-provided
-yes
-required
-second
-hot
-accessories
-cost
-movie
-forums
-march
-september
-better
-say
-questions
-july
-yahoo
-going
-medical
-test
-friend
-come
-dec
-server
-study
-application
-cart
-staff
-articles
-san
-feedback
-again
-play
-looking
-issues
-april
-never
-users
-complete
-street
-topic
-comment
-financial
-things
-working
-against
-standard
-tax
-person
-below
-mobile
-less
-got
-blog
-party
-payment
-equipment
-login
-student
-let
-programs
-offers
-legal
-above
-recent
-park
-stores
-side
-act
-problem
-red
-give
-memory
-performance
-social
-august
-quote
-language
-story
-sell
-options
-experience
-rates
-create
-key
-body
-young
-america
-important
-field
-few
-east
-paper
-single
-age
-activities
-club
-example
-girls
-additional
-password
-latest
-something
-road
-gift
-question
-changes
-night
-hard
-texas
-oct
-pay
-four
-poker
-status
-browse
-issue
-range
-building
-seller
-court
-february
-always
-result
-audio
-light
-write
-war
-nov
-offer
-blue
-groups
-easy
-given
-files
-event
-release
-analysis
-request
-fax
-china
-making
-picture
-needs
-possible
-might
-professional
-yet
-month
-major
-star
-areas
-future
-space
-committee
-hand
-sun
-cards
-problems
-london
-washington
-meeting
-rss
-become
-interest
-child
-keep
-enter
-california
-porn
-share
-similar
-garden
-schools
-million
-added
-reference
-companies
-listed
-baby
-learning
-energy
-run
-delivery
-net
-popular
-term
-film
-stories
-put
-computers
-journal
-reports
-try
-welcome
-central
-images
-president
-notice
-god
-original
-head
-radio
-until
-cell
-color
-self
-council
-away
-includes
-track
-australia
-discussion
-archive
-once
-others
-entertainment
-agreement
-format
-least
-society
-months
-log
-safety
-friends
-sure
-faq
-trade
-edition
-cars
-messages
-marketing
-tell
-further
-updated
-association
-able
-having
-provides
-david
-fun
-already
-green
-studies
-close
-common
-drive
-specific
-several
-gold
-feb
-living
-sep
-collection
-called
-short
-arts
-lot
-ask
-display
-limited
-powered
-solutions
-means
-director
-daily
-beach
-past
-natural
-whether
-due
-electronics
-five
-upon
-period
-planning
-database
-says
-official
-weather
-mar
-land
-average
-done
-technical
-window
-france
-pro
-region
-island
-record
-direct
-microsoft
-conference
-environment
-records
-district
-calendar
-costs
-style
-url
-front
-statement
-update
-parts
-aug
-ever
-downloads
-early
-miles
-sound
-resource
-present
-applications
-either
-ago
-document
-word
-works
-material
-bill
-apr
-written
-talk
-federal
-hosting
-rules
-final
-adult
-tickets
-thing
-centre
-requirements
-via
-cheap
-nude
-kids
-finance
-true
-minutes
-else
-mark
-third
-rock
-gifts
-europe
-reading
-topics
-bad
-individual
-tips
-plus
-auto
-cover
-usually
-edit
-together
-videos
-percent
-fast
-function
-fact
-unit
-getting
-global
-tech
-meet
-far
-economic
-player
-projects
-lyrics
-often
-subscribe
-submit
-germany
-amount
-watch
-included
-feel
-though
-bank
-risk
-thanks
-everything
-deals
-various
-words
-linux
-jul
-production
-commercial
-james
-weight
-town
-heart
-advertising
-received
-choose
-treatment
-newsletter
-archives
-points
-knowledge
-magazine
-error
-camera
-jun
-girl
-currently
-construction
-toys
-registered
-clear
-golf
-receive
-domain
-methods
-chapter
-makes
-protection
-policies
-loan
-wide
-beauty
-manager
-india
-position
-taken
-sort
-listings
-models
-michael
-known
-half
-cases
-step
-engineering
-florida
-simple
-quick
-none
-wireless
-license
-paul
-friday
-lake
-whole
-annual
-published
-later
-basic
-sony
-shows
-corporate
-google
-church
-method
-purchase
-customers
-active
-response
-practice
-hardware
-figure
-materials
-fire
-holiday
-chat
-enough
-designed
-along
-among
-death
-writing
-speed
-html
-countries
-loss
-face
-brand
-discount
-higher
-effects
-created
-remember
-standards
-oil
-bit
-yellow
-political
-increase
-advertise
-kingdom
-base
-near
-environmental
-thought
-stuff
-french
-storage
-japan
-doing
-loans
-shoes
-entry
-stay
-nature
-orders
-availability
-africa
-summary
-turn
-mean
-growth
-notes
-agency
-king
-monday
-european
-activity
-copy
-although
-drug
-pics
-western
-income
-force
-cash
-employment
-overall
-bay
-river
-commission
-package
-contents
-seen
-players
-engine
-port
-album
-regional
-stop
-supplies
-started
-administration
-bar
-institute
-views
-plans
-double
-dog
-build
-screen
-exchange
-types
-soon
-sponsored
-lines
-electronic
-continue
-across
-benefits
-needed
-season
-apply
-someone
-held
-anything
-printer
-condition
-effective
-believe
diff --git a/dict/topwords.py b/dict/topwords.py
index f9761cd..41ff00d 100755
--- a/dict/topwords.py
+++ b/dict/topwords.py
@@ -1,48 +1,46 @@
 #!/usr/bin/env python3
 
 import sys
-from pprint import pprint
 
-wordhit = {}
+patternhit = {}
 wordreplace=["A", "B", "C", "D", "E", "F", "G", "H", "I", "J",
              "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T",
              "U", "V", "W", "X", "Y", "Z",
              "!", "@", "#", "$", "%", "^", "\\\\&", "*", "(", ")",
-             "=", "+", "/", ",", "<", ">", "~"]
+             "=", "+", "/", ",", "<", ">", "~", "[", "]", "{", "}"]
 
-with open(sys.argv[1], "r") as wfile:
-    with open(sys.argv[2], "r") as dfile:
-        domains = dfile.read().split("\n")
-        words = wfile.read().split("\n")
-        
-        new_domains = []
-        for domain in domains:
-            new_domains.append('.'.join(domain.split(".")[:-1]))
-        domains = new_domains
-        for word in words:
-            wordhit[word] = 0
+with open(sys.argv[1], "r") as dfile:
+    domains = dfile.read().split("\n")
 
-        domain_len = len(domains)
-        for i, domain in enumerate(domains):
-            if (i % 1000) == 0:
-                print(i, "/", domain_len, end="\r", file=sys.stderr)
-            for word in words:
-                if word in domain:
-                    wordhit[word] += 1
+    new_domains = []
+    for domain in domains:
+        new_domains.append('.'.join(domain.split(".")[:-1]))
+    domains = ''.join(new_domains)
 
-wordhit_c = {}
-for word in wordhit:
-    value = wordhit[word]
-    if value != 0 and word != '':
-        wordhit_c[word] = value
+    domain_len = len(domains)
+    position = 0
 
-wordhit_c = dict(sorted(wordhit_c.items(), key=lambda x: x[1]))
+    while position <= domain_len:
+        cut = domains[position:position+2]
+        if not patternhit.get(cut):
+            patternhit[cut] = 0
+        patternhit[cut] += 1
+        position += 2
 
-#print(wordhit_c)
-finallist = list(wordhit_c)[-43:]
-finallist = sorted(finallist, key=lambda x: 1000 - len(x))
+patternhit = dict(sorted(patternhit.items(), key=lambda x: x[1]))
+
+#print(patternhit, file=sys.stderr)
+finallist = list(patternhit)[-1 * len(wordreplace):]
 print(finallist, file=sys.stderr)
-print("{")
-for i, w in enumerate(finallist):
-    print('gsub(/{}/, "{}", domainname)'.format(w, wordreplace[i]))
-print("}")
+
+with open(sys.argv[2], "w") as awkfile:
+    print("{", file=awkfile)
+    for i, w in enumerate(finallist):
+        print('gsub(/{}/, "{}", domainname)'.format(w, wordreplace[i]), file=awkfile)
+    print("}", file=awkfile)
+
+with open(sys.argv[3], "w") as pacfile:
+    pacdict = {}
+    for i, w in enumerate(finallist):
+        pacdict[wordreplace[i].strip('\\')] = w
+    print(pacdict, file=pacfile)
diff --git a/generate-pac.sh b/generate-pac.sh
index 51c9154..4d7a24b 100755
--- a/generate-pac.sh
+++ b/generate-pac.sh
@@ -4,6 +4,8 @@ set -e
 source config/config.sh
 echo -n > "$PACFILE"
 
+python3 dict/topwords.py result/hostlist_zones.txt temp/replace-common-words.awk temp/pacpatterns.js
+
 # .pac header
 echo "// ProstoVPN.AntiZapret PAC-host File
 // Generated on $(date), by https://bitbucket.org/anticensority/antizapret-pac-generator-light/
@@ -27,12 +29,22 @@ sort -Vu temp/include-ips.txt result/iplist_blockedbyip_noid2971_collapsed.txt |
 SPECIAL="$(cat result/iplist_special_range.txt | xargs -n1 sipcalc | \
     awk 'BEGIN {notfirst=0} /Network address/ {n=$4} /Network mask \(bits\)/ {if (notfirst) {printf ","} printf "[\"%s\", %s]", n, $5; notfirst=1;}')"
 
+PATTERNS=$(cat temp/pacpatterns.js)
+
 echo "var special = [
 $SPECIAL
 ];
 var az_initialized = 0;
 // CIDR to netmask, for special
 function nmfc(b) {var m=[];for(var i=0;i<4;i++) {var n=Math.min(b,8); m.push(256-Math.pow(2, 8-n)); b-=n;} return m.join('.');}
+// replace repeating sequences in domain
+function patternreplace(s) {
+  var patterns = $PATTERNS;
+  for (pattern in patterns) {
+    s = s.split(patterns[pattern]).join(pattern);
+  }
+  return s;
+}
 
 function FindProxyForURL(url, host) {" >> "$PACFILE"
 
@@ -93,6 +105,7 @@ echo "
   if (!curdomain || !curdomain[2]) {return \"DIRECT\";}
   var curhost = curdomain[1];
   var curzone = curdomain[2];
+  curhost = patternreplace(curhost);
   var curarr = []; // dummy empty array
   if (domains.hasOwnProperty(curzone) && domains[curzone].hasOwnProperty(curhost.length)) {
     if (typeof domains[curzone][curhost.length] === 'string') {
diff --git a/parse.sh b/parse.sh
index c83aa5f..a241fca 100755
--- a/parse.sh
+++ b/parse.sh
@@ -30,8 +30,6 @@ then
     awk -f scripts/getzones.awk temp/hostlist_original_with_include.txt | grep -v -F -x -f temp/exclude-hosts.txt | sort -u > result/hostlist_zones.txt
 fi
 
-python dict/topwords.py dict/google-1000.txt result/hostlist_zones.txt > temp/replace-common-words.awk
-
 # Generate a list of IP addresses
 awk -F';' '$1 ~ /\// {print $1}' temp/list.csv | grep -P '([0-9]{1,3}\.){3}[0-9]{1,3}\/[0-9]{1,2}' -o | sort -Vu > result/iplist_special_range.txt