Perhaps you should try some spelling variations:
yang john » young john, king john, yang jun
yan yuan » yan guan, fang yuan, nan yan
vu irene » _ irene
yang jin » yang jie, yang jun, ying jin
song sam » wong sam, kong sar, song pae
wong sau » wong sam, wong siu, wong shiu
wan yan » wang yan, nan yan, wai yan
yuan vu » tuan vu, yuan hui

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: wan yan yuan vu irene ((yang john) OR (yang jin)) ((song sam) OR (wong sau)) ;~.
• Adding a wildcard symbol may retrieve word variants: wan yan yuan vu irene ((yang john) or (yang jin)) ((song sam) or (wong sau)) ;*.