Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yang john » young john, king john, yang jin
john song » john wong, john bonn, john ngosong
yan yuan » yan guan, fang yuan, nan yan
gan guan » yan guan, quan guan, fan guon
vu irene » _ irene
song sau » wong sau, kong sar, song pae
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 yuan) OR (gan guan))) OR (yang guang)) vu irene yang john song sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((((yan yuan) or (gan guan))) or (yang guang)) vu irene yang john song sau ;*.