??? ?? ??, ?????? ??, ???? ???????????? ?????? ??? ???? ?????????? ????????????????, ?? ???????????????? ?~??- ?? ???? - ???? ???? - ?? - ?????- ???? - ???? - ?? ?????- ????If a grammatical basic principle that may be extra to ????is really a vowel ??and there's no other choice other than a vowel ??then that grammatical basic principle can't be inc