Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
ping wang » ping pong, hong wang
yang hua » wang hua, yang hui, ying hua
rene tan » rene ten
tan ping » tan ying, team ping, ting ping
wang hui » wang hua, wang zhi, wang wei
yang yi » yang di, yang xi, 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 dean) OR (yang yang))) OR (yang yi)) ((yang hua) OR (ying zhu)) rene tan ping wang hui ;~.
• Adding a wildcard symbol may retrieve word variants: ((((yang dean) or (yang yang))) or (yang yi)) ((yang hua) or (ying zhu)) rene tan ping wang hui ;*.