Perhaps you should try some spelling variations:
wang danning » wang yanling, wang yangming, wang ning
wang daoping » wang xiaoping, wang xiaobing, wang yanling
wuhan china » tuan china, yunnan china
china daun » china data, china den, china due
daun yang » dan yang, du yang, tan yang
yang mind » yang cindy, yang jin, sang minh
shang hai » dang hai, chang ha, hong hai

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 danning) OR (wang daoping)) wuhan china daun yang mind ((shang hai) OR (shang kai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang danning) OR (wang daoping)) wuhan china daun yang mind ((shang hai) or (shang kai)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang danning) OR (wang daoping)) wuhan china daun yang mind ((shang hai) or (shang kai)) ;*.