Perhaps you should try some spelling variations:
yidan china » xi'an china, dan china, taiwan china
wang yidan » wang yan
wang wang » wang yang, wang liang, wang yan
wei wang » wei yang, wen wang, wei shang
yang jui » yang judy, yang yi
yang jun » pang jun, yang jin, yang judy
yang xi » yang yi
sar » sara, star, saur

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: wei wang wang yidan china ((((((yang xi) OR (yang jui))) OR (yang di))) OR (yang jun)) kong sar ;~.
• Adding a wildcard symbol may retrieve word variants: wei wang wang yidan china ((((((yang xi) or (yang jui))) or (yang di))) or (yang jun)) kong sar ;*.