private static Collection<Word> readWords(File file) throws IOException{
        String ruWord = "";
        String engWord = "";
        String line;
        BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));
        Collection<Word> lWord = new ArrayList<Word>();

        while((line = reader.readLine())!=null){
            int i = 0;
//            for(int i = 0; i<line.length(); i++){
                if(line.contains(":"))
                    while(line.charAt(i)!=':'){
                        engWord = engWord+line.charAt(i);
                        i++;
                    }
                    i++;
                    while(i<line.length()){
                        ruWord = ruWord+line.charAt(i);
                        i++;
                    }
//                if( (line.charAt(i)>=65)&&(line.charAt(i)<=122))
//                    engWord = engWord+line.charAt(i);
//                if((line.charAt(i)>=1040)&&(line.charAt(i)<=1102))
//                    ruWord = ruWord+line.charAt(i);
//            }
            lWord.add(new Word(engWord, ruWord));
            ruWord = "";
            engWord = "";

        }
        reader.close();
        return lWord;
    }