Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
dang hari » dang hai
yong yan » yang yang, dong yang, ying yang
yan yuan » yan guan, fang yuan, nan yan
yuan dan » yuan kang, yuan wang, yuan kai
dan yang » daun yang, tan yang, wang yang
kang hay » eang hay, kang han, dang hai

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 dan yang di ((kang hay) or (dang hari)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yan yuan dan yang di ((kang hay) OR (dang hari)) ;*.