Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
rene wang » wen wang
lin chang » jin chang, colin chang, line change
tan yang » dan yang, tan ying, tan yong
wang lin » wang li, wang qin, yang lin
chang ha » chang mae
yang xi » 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: ((((yang yang) OR (tan yang))) OR (wang yang)) ((yang di) OR (yang xi)) rene wang lin chang ha ;~.
• Adding a wildcard symbol may retrieve word variants: ((((yang yang) or (tan yang))) or (wang yang)) ((yang di) or (yang xi)) rene wang lin chang ha ;*.