? ?? ??? ????? ?? ??????? ???? ??????? ????????? ?????? ????? ??? ?????? ?????? ??? ?????? ????? ?????? ? ?????? ??? ???????? ?????? ??? ?? ?????? ? ???? ?? ?? ?? ????? ??? ?????????? ???? ?? ?????? ??? ?????? ??? ?????? ? ?? ??? ?????? ?? ?????? : What I have generally carried out with all vapin