Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
guan gain » run gain
yong yan » yang yang, dong yang, ying yang
yan guan » gan guan, yan yuan, yang guang
kang hay » eang hay, kang han, kang tae
yang du » yang d, yang mu, yang jui
hai » hadi, haji, hari

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 yong yan guan gain ((yang di) OR (yang du)) ((kang hay) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong yan guan gain ((yang di) or (yang du)) ((kang hay) or (dang hai)) ;*.