Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yan tuan » yan guan, yan yuan, anh tuan
tuan hua » tan hua, tuan vu, yuan hui
hua rene » hua ren, juan rene
yang jie » yang jin, yang jui, yang yi
wong sam » wong sau, wong lai, kong sar
nan yan » nan ya, wang yan, qian yan
yang xi » yang yi, yang jui

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: nan yan tuan hua rene ((yang jie) OR (((yang yang) OR (((yang xi) OR (yang di)))))) wong sam ;~.
• Adding a wildcard symbol may retrieve word variants: nan yan tuan hua rene ((yang jie) or (((yang yang) or (((yang xi) or (yang di)))))) wong sam ;*.