Perhaps you should try some spelling variations:
wang ying » wang yang, wang yong, wang jing
ying yang » yang yang, yin yang, ying chang
kang chen » chang chen, jane chen, tang chun
yang jui » yang judy, yang di
kang han » kong hang, zhang han, kang tae
yang yi » yang di
yi gain » you gain, pid gain, via gain
yang xi » yang di

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang ying yang yi gain ((yang xi) or (yang jui)) ((((kang han) OR (dang hai))) or (kang chen)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ying yang yi gain ((yang xi) OR (yang jui)) ((((kang han) OR (dang hai))) OR (kang chen)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ying yang yi gain ((yang xi) or (yang jui)) ((((kang han) OR (dang hai))) or (kang chen)) ;*".