??? ????? ?????? ??? ??, ?? ???????? ??????? ?? ?????? ?????? ??????. ???????? ???????? ?????? ???? ??? ???? ????? – ??????-???? ???????? ??? ???? (???? ??? ?????? ????? ???????), ???????? ???? ??? ????? ???? ??? ???? ?????.Initial and ongoing Search engine optimization search term research–like search term and information hole Assessment–is