Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
yan xuan » wang xuan, yan clan, yan kun
yan yuan » fang yuan, nan yan, yan clan
yan guan » gan guan, yihan guan, quan guan
vu irene » _ irene
yang jin » yang jie, yang jun, ying jin
jin wong » jin song, john wong, jin ying
wong sam » wong sau, wong lai, kong sar
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 xuan) OR (yan yuan))) OR (yan guan))) OR (yang guang)) vu irene yang jin wong sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((((((yan xuan) OR (yan yuan))) or (yan guan))) or (yang guang)) vu irene yang jin wong sam ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((((((yan xuan) OR (yan yuan))) or (yan guan))) or (yang guang)) vu irene yang jin wong sam ;*.