Perhaps you should try some spelling variations:
wang yihan » wang yidan, wang yuhan, wang yan
yihan guan » yan guan
guan guan » gan guan, quan guan, gui guan
guan rene » juan rene, glas rene
wong laid » wong lai, kong land
yang jin » yang jie, ying jin, shang jin
yang jun » pang jun, yang judy, yang fan
yang jui » yang judy, yang di, yang xi

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yihan guan guan rene ((((yang jin) OR (yang jun))) OR (yang jui)) wong laid ;~.
• Adding a wildcard symbol may retrieve word variants: wang yihan guan guan rene ((((yang jin) or (yang jun))) or (yang jui)) wong laid ;*.