Perhaps you should try some spelling variations:
yihan guan » yan guan
yang guang » yang yang, yan guan, yang liang
yan yuan » yan guan, fang yuan, nan yan
vu irene » _ irene
yang jin » yang jie, yang jun, ying jin
jin wong » jin song, john wong, jin ying
wong sau » wong sam, wong siu, wong shiu
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 (yihan guan))) OR (yang guang)) vu irene yang jin wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((((yan yuan) or (yihan guan))) or (yang guang)) vu irene yang jin wong sau ;*.