???? ??? ??????? ?????? ?? ??clauses ???? ???? ???? ?? ??? ???? ??? ????? ??????? ???????. ?????? ?? ???? ??? ??????? ????? ??????? ??????????. ???? clauses ??? ??????? ??? ?????? ??? ?????? ????????. ????? ??? ????? ????? ?? ??? ?????? ?????? ??????? ???????? ???? ????? ?????? ??????? ? ??????