Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yan » yang yang, dong yang, ying yang
yan yuan » yan guan, fang yuan, nan yan
yuan kai » yuan kang, yuan fei, tan kai
kai yang » kai fang, yao yang, dan yang
kang han » kang chen, kong hang, zhang han
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yan yuan kai yang di ((kang han) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yan yuan kai yang di ((kang han) OR (dang hai)) ;*.