Perhaps you should try some spelling variations:
wang kyoung » wang hyoung, hwang byoung, wang yong
kyoung yun » young yun, kyoung yang, hyoung gun
yuan gain » run gain, yuan kai, yuan lin
tan kah » tan ah, tan kai
yang wu » yang mu, yang jui, yang jun
yang du » yang di, yang d, yang mu
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 kyoung yun ((yuan gain) OR (tan kah)) ((yang wu) OR (yang du)) dang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang kyoung yun ((yuan gain) or (tan kah)) ((yang wu) or (yang du)) dang hai ;*.