Using extensive-tail key phrases (unique phrases that searchers use) that can help written content arrive at its audience?? ??????? ?????????? ????? ? ????? ???? ??? ??????????????? ??? ?? ?????????? ???????? ???????? ???????????? ??? ??????? ???????????? ??????????? ????????.???? ??????????? ?????????, ????? ?? ???????? ???????????? ??? ??????? ??