Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
anh tuan » anh tran, dinh tuan, oanh tran
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 anh » dang anh, tuan anh
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 anh 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 anh tuan hua rene ((yang jie) or (((yang yang) or (((yang xi) or (yang di)))))) wong sam ;*.