???? ???????? ????????? ???? ???? ?? ????? ??? ????????????? ???????? ??????. ?????If a grammatical theory which is extra to ????is often a vowel ??and there is no other selection apart from a vowel ??then that grammatical principle can't be additional to ?????????????????? ???? ???? ?? ???? ?????? ??- ???? ??(?????????? ?? ??) : ??, ?? ??????, ??,