Perhaps you should try some spelling variations:
yang hua » wang hua, ying hua, yang jui
yang hui » yang jui, wang hui, yang muxi
wong sam » wong lai, kong sar, von sam
wong sau » wong siu, wong shiu, wong lai
ren yin » en yin, ren yan, ran ying
yin jin » ying jin, min jin, yin yin
wang » wing, wan, lang

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 yanling ((yang hua) OR (yang hui)) ren yin jin ((wong sam) OR (wong sau)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling ((yang hua) or (yang hui)) ren yin jin ((wong sam) or (wong sau)) ;*.