Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
wong shiu » wong siu, cong shu, song shin
rene den » rene ten, ohne den
wong sau » wong sam, wong siu, wong lai
yang yi » yang di, yang jui
yang xi » yang di, yang jui
xi rene » i rene, ii rene, iii rene

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 yang) OR (yang yi)) yang xi rene den am ((wong shiu) OR (wong sau)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (yang yi)) yang xi rene den am ((wong shiu) or (wong sau)) ;*.