?? ????? ?????? ??????? ???? ????? ?????? ????? (SEO) ????? ?? ??? ???? ??? ??? ?? ????? ???? ??? ???????? ?? ?????? telstra ???????????. ?????? ??? ????? ???? ????? ??????? ??????? ???????? ??????? ?????? ???????? ??? ??????? ???????. ?? ??? ??????? ??????? ????? ????? ???? ???? ?????? ????? ???? 8 ????? ???? ?????? ?? ??? ??????? ???????? ???????