diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,3 +22,9 @@
 obtained e. g. from the usage of mmsyn7s package (for more information, 
 please, refer to: https://hackage.haskell.org/package/mmsyn7s).
 
+## 0.2.1.0 -- 2020-01-13
+
+* Second version revised A. Fixed issues with wrongly parsed sounds that are represented
+by two letters ("дж", "дз", "сь", "ць").
+
+
diff --git a/Main.hs b/Main.hs
--- a/Main.hs
+++ b/Main.hs
@@ -15,7 +15,7 @@
 import qualified Data.Vector as V
 import CaseBi (getBFst')
 import System.Environment (getArgs)
-import ReplaceP
+import ReplaceP (replaceP, replaceP2, replaceP3)
 
 -- | The main and the only one function in the module. If you specify a one command line argument, which can be obtained by running @mmsyn7s@ program
 -- with the needed to be sounded (with sound representations) Ukrainian text (please, refer to: https://hackage.haskell.org/package/mmsyn7s).
@@ -36,14 +36,15 @@
     else do
       putStrLn "Now you can change the amplitude of the needed sound representations of the Ukrainian sounds (or something similar). "
       putStrLn ""
-      let xs = concat . take 1 $ args
-          rrs = show . head $ [[xs]]
+      let xs = take 1 $ args
+          rrs = show xs
           list = read (replaceP rrs)::[String]
+          zss = read (replaceP3 . replaceP2 . show $ list)::[String]
           wws = map (getBFst' ("0.wav", V.fromList . zip ["а","б","в","г","д","дж","дз","е","ж","з","и","й","к","л","м","н","о","п","р","с",
                        "сь","т","у","ф","х","ц","ць","ч","ш","ь","і","ґ"] $ ["A.wav", "B.wav", "C.wav", "D.wav", "E.wav", "F.wav", "G.wav", "H.wav", 
                          "I.wav", "J.wav", "K.wav", "L.wav", "M.wav", "N.wav", "O.wav", "P.wav", "Q.wav", "R.wav", 
                            "S.wav", "T.wav", "U.wav", "V.wav", "W.wav", "X.wav", "Y.wav", "Z.wav", "a.wav", "b.wav", "c.wav", 
-                             "d.wav", "e.wav", "f.wav"])) list
+                             "d.wav", "e.wav", "f.wav"])) zss
       mapM_ changeVolume wws
       putStrLn ""
       putStrLn "Now you have changed (or left unchanged) the amplitudes for the needed sound representations for the Ukrainian language. "
diff --git a/mmsyn7l.cabal b/mmsyn7l.cabal
--- a/mmsyn7l.cabal
+++ b/mmsyn7l.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                mmsyn7l
-version:             0.2.0.0
+version:             0.2.1.0
 synopsis:            Modifies the amplitude of the sound representations for the Ukrainian language created by mmsyn7ukr package.
 description:         A program and a library to modify the amplitude of the sound representations for the Ukrainian language created by mmsyn7ukr package or somehow otherwise.
 homepage:            https://hackage.haskell.org/package/mmsyn7l
@@ -20,7 +20,7 @@
   exposed-modules:     Main, MMSyn7l
   -- other-modules:
   -- other-extensions:
-  build-depends:       base >=4.7 && <4.14, directory >=1 && <1.5, mmsyn7ukr >=0.6.1.1 && <1, vector >=0.11 && <0.14, mmsyn2 >=0.1.7 && <1
+  build-depends:       base >=4.7 && <4.14, directory >=1 && <1.5, mmsyn7ukr >=0.6.2.1 && <1, vector >=0.11 && <0.14, mmsyn2 >=0.1.7 && <1
   -- hs-source-dirs:
   default-language:    Haskell2010
 
@@ -28,6 +28,6 @@
   main-is:             Main.hs
   -- other-modules:
   -- other-extensions:
-  build-depends:       base >=4.7 && <4.14, directory >=1 && <1.5, mmsyn7ukr >=0.6.1.1 && <1, vector >=0.11 && <0.14, mmsyn2 >=0.1.7 && <1
+  build-depends:       base >=4.7 && <4.14, directory >=1 && <1.5, mmsyn7ukr >=0.6.2.1 && <1, vector >=0.11 && <0.14, mmsyn2 >=0.1.7 && <1
   -- hs-source-dirs:
   default-language:    Haskell2010