???? & ?????? ???????? ???????? ???? ?? ??? ?? ???? ?? ?????????????????? ??? ?? ???? ???? ????????? (?????)?? ???? ?? ???????????????? ???? ?? ???????? ???????? ?? ?? ?? ???????????????????? ?????????? ??? ???????????? ?? ?? ???????? ????????????????.If a grammatical theory which is included to ????is usually a vowel ??and there's no other choice