????????? ??, ?? ?? ?????????? ????, ?????? ?? ?? ??????????? ???????????? ???? ????. ???? ????? ???? ???? ?? ?? ???? ???? ??? ?????? ?????????????????????????????.?? ??? ????????????? ???????? ??????. ?????If a grammatical theory that is definitely included to ????is a vowel ??and there is no other selection in addition to a vowel ??then that gram