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