Perhaps you should try some spelling variations:
wang dash » wang dashu, wang dan
dash tuan » anh tuan, dinh tuan
yang yang » wang yang, wang yan
tuan hua » tan hua, tuan vu, yuan hui
hua rene » hua ren, juan rene
yang jui » yang judy, yang yi
wong sau » wong sam, wong siu, wong shiu
yang xi » yang yi

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 dash tuan hua rene ((((yang xi) OR (yang di))) OR (((yang yang) OR (yang jui)))) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang dash tuan hua rene ((((yang xi) or (yang di))) or (((yang yang) or (yang jui)))) wong sau ;*.