??(??)?? ????????????, ???????????? ???? '?? ????'???? ??, ?? ?????????? ???????????????? ?????? ???? ????????.  ???? ?~??- ?? ???? - ???? ???? - ?? - ?????- ???? - ???? - ?? ?????- ?????? ???? ??????, ????????????, ???? ???? (???????? ??)If a grammatical basic principle which is included to ????is really a vowel ??and there's no other alternativ