Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
guan gain » run gain
kong hang » kong heng, kong hong, kong land
dang hadi » dang hai
yong yan » yang yang, dong yang, ying yang
yan guan » gan guan, yan yuan, yang guang
yang jui » yang judy, yang di, yang xi
yang wu » yang du, yang mu, yang jun

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 wu) OR (yang jui)) ((kong hang) OR (dang hadi)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong yan guan gain ((yang wu) or (yang jui)) ((kong hang) or (dang hadi)) ;*.