Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
wuhan china » tuan china, yunnan china
mind zhong » min hong
yang mind » yang cindy, yang jin, sang minh
zhong tai » hong tan, hong hai, zhong zhi
dan yang » daun yang, tan yang, wang yang

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 daoping ((wuhan china) OR (can china)) dan yang mind zhong tai ;~.
• Adding a wildcard symbol may retrieve word variants: wang daoping ((wuhan china) or (can china)) dan yang mind zhong tai ;*.