diff --git a/CHANGELOG.md b/CHANGELOG.md
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+++ b/CHANGELOG.md
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+# Revision history for ukrainian-phonetics-common
+
+## 0.1.0.0 -- 2022-02-19
+
+* First version. Moved from the ukrainian-phonetics-basic-array common functionality. 
+
diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
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+Copyright (c) 2020-2022 Oleksandr Zhabenko
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/Melodics/Ukrainian/Common.hs b/Melodics/Ukrainian/Common.hs
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--- /dev/null
+++ b/Melodics/Ukrainian/Common.hs
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+{-# OPTIONS_HADDOCK show-extensions #-}
+{-# LANGUAGE BangPatterns #-}
+
+-- |
+-- Module      :  Melodics.Ukrainian.Common
+-- Copyright   :  (c) OleksandrZhabenko 2021-2022
+-- License     :  MIT
+-- Maintainer  :  olexandr543@yahoo.com
+--
+-- Functions provide functionality of a musical instrument synthesizer or for Ukrainian speech synthesis
+-- especially for poets, translators and writers. Is rewritten from the module Melodics.ByteString.Ukrainian.Arr
+-- for optimization purposes. Contains the common for two modules definitions.
+-- Phonetic material is taken from the :
+--
+-- Solomija Buk, Ján Mačutek, Andrij Rovenchak. Some properties of
+-- the Ukrainian writing system. [Electronic resource] https://arxiv.org/ftp/arxiv/papers/0802/0802.4198.pdf
+
+module Melodics.Ukrainian.Common where
+
+import CaseBi.Arr
+import GHC.Arr (Array(..))
+
+{-
+-- Inspired by: https://mail.haskell.org/pipermail/beginners/2011-October/008649.html
+-}
+
+data Triple = Z | O | T
+  deriving (Eq,Ord,Show)
+
+isUkrainianL :: Char -> Bool
+isUkrainianL y | (y >= '\1070' && y <= '\1097') = True
+               | otherwise = getBFstLSorted' False (map (\x -> (x, True)) "'-\700\1028\1030\1031\1068\1100\1102\1103\1108\1110\1111\1168\1169\8217") y
+
+isUkrainianLTup :: Array Int (Char, Bool) -> Char -> Bool
+isUkrainianLTup !tup15 y
+  | (y >= '\1070' && y <= '\1097') = True
+  | otherwise = getBFst' (False, tup15) y
+
+isConsNotJ :: Char -> Bool
+isConsNotJ = getBFstLSorted' False (zip "\1073\1074\1075\1076\1078\1079\1082\1083\1084\1085\1087\1088\1089\1090\1092\1093\1094\1095\1096\1097\1169" (repeat True))
+
+isConsNotJTup :: Array Int (Char,Bool) -> Char -> Bool
+isConsNotJTup !tup16 = getBFst' (False, tup16)
diff --git a/Setup.hs b/Setup.hs
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+++ b/Setup.hs
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+import Distribution.Simple
+main = defaultMain
diff --git a/ukrainian-phonetics-common.cabal b/ukrainian-phonetics-common.cabal
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--- /dev/null
+++ b/ukrainian-phonetics-common.cabal
@@ -0,0 +1,25 @@
+-- Initial ukrainian-phonetics-common.cabal generated by cabal init.  For
+-- further documentation, see http://haskell.org/cabal/users-guide/
+
+name:                ukrainian-phonetics-common
+version:             0.1.0.0
+synopsis:            A library to work with the basic Ukrainian phonetics and syllable segmentation. 
+description:         The functionality that is shared by the two dependent packages - ukrainian-phonetics-basic-array and ukranian-phonetics-basic-array-bytestring.
+homepage:            https://hackage.haskell.org/package/ukrainian-phonetics-common
+license:             MIT
+license-file:        LICENSE
+author:              OleksandrZhabenko
+maintainer:          olexandr543@yahoo.com
+copyright:           Oleksandr Zhabenko
+category:            Language
+build-type:          Simple
+extra-source-files:  CHANGELOG.md
+cabal-version:       >=1.10
+
+library
+  exposed-modules:     Melodics.Ukrainian.Common
+  -- other-modules:
+  other-extensions:    BangPatterns
+  build-depends:       base >=4.8 && <5, mmsyn2-array >=0.3 && <1
+  -- hs-source-dirs:
+  default-language:    Haskell2010