AUSTRALIA continued its domination of a four-nation women’s field hockey series Saturday by beating 1996 Olympic silver medal winners South Korea 8-0. In the other match Saturday, South Africa beat India 3-1. Australian striker Alyson Annan continued her return to form from a seven-month injury layoff, scoring two second-half goals in one minute. Australia, which opened the tournament Thursday with a 5-1 win over India, plays South Africa on Sunday.