Perhaps you should try some spelling variations:
wang wang » wang yang, wang liang, wang yan
jang yang » wang yang, yang yang, huang yang
zhang hay » zhang han, zhang fan, zhang yan
yan yuan » yan guan, fang yuan, nan yan
xi zhang » li zhang, xiao zhang, bin zhang
yan yun » yang yun, yap yun, tang yun
yan kun » yan guan
yang xi » yang di, yang yi, yang jui

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 wang ((yan yun) OR (((yan kun) OR (yan yuan)))) jang yang xi zhang hay ;~.
• Adding a wildcard symbol may retrieve word variants: wang wang ((yan yun) or (((yan kun) or (yan yuan)))) jang yang xi zhang hay ;*.