Perhaps you should try some spelling variations:
kang young » wang hyoung
yang yang » wang yang, wang yan
yuan kang » yuan wang, yuan chang, chan kang
young cai » yong cai, young choi, young man
yang yan » wang yan, yang fan, yang yao
eang hay » kang han
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 ((yang yan) OR (yang yang)) yuan kang young cai ((eang hay) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yang yan) or (yang yang)) yuan kang young cai ((eang hay) or (dang hai)) ;*.