Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yan yuan » yan guan, fang yuan, nan yan
tan yong » tan hong, tan kong, tan yang
yong jui » yang jui, yang jun, yong cai
jui dang » duc dang, jui meng, oui dans
yap yun » yang yun, yau yung
hai » hadi, haji, hari

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 ((yap yun) or (yan yuan)) tan yong jui dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong ((yap yun) OR (yan yuan)) tan yong jui dang hai ;.
• Adding a wildcard symbol may retrieve word variants: wang yong ((yap yun) or (yan yuan)) tan yong jui dang hai ;*.