Su-Wei Hsieh, Laura Robson advance
Hsieh beat Melina Czhink of Hungary 6-3, 6-2, breaking her opponent twice in the first set and four times in the second.
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Robson defeated Edina Gallovits-Hall of Romania 6-2, 6-1 in her first match of the season.
The 17-year-old Briton won 80 percent of points on her first serve. Her 107th-ranked opponent double-faulted eight times.
Copyright 2012 by The Associated Press