Perhaps you should try some spelling variations:
ping wang » ping pong, hong wang
zhang hui » zhang yuhui, zhang shuo, chuang hui
yang yao » yang yang, wang yan, yang yi
yang hua » wang hua, yang hui, ying hua
rene han » rene ten
han ping » zhang ping, chen ping, fun ping
wang hui » wang hua, wang zhi, wang wei

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 yao ((yang hua) OR (((zhang hui) OR (yang di)))) rene han ping wang hui ;~.
• Adding a wildcard symbol may retrieve word variants: yang yao ((yang hua) or (((zhang hui) or (yang di)))) rene han ping wang hui ;*.