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