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