Perhaps you should try some spelling variations:
yan yang » yang yang, yao yang, dan yang
lili liu » lilik lia
gang min » gong min, tang min, chang min
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam
liu liu » liu li, liu lili, liu ling
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 yan yang ((liu liu) OR (lili liu)) gang min ((wong sau) OR (wong sam)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan yang ((liu liu) or (lili liu)) gang min ((wong sau) or (wong sam)) ;*.