Results from the WTA Phillip Island Trophy at Melbourne Park on Thursday: Women's singles Semi-finals Darya Kasatkina (RUS) bt Danielle Collins (USA x8) 6-2, 6-7 (6/8), 6-1 Marie Bouzkova (CZE x13) bt Bianca Andreescu (CAN x2) 6-7 (9/11),6-2, 7-5 afp