Perhaps you should try some spelling variations:
wang danning » wang daoping, wang yangming, wang ning
tuan china » wuhan china, can china, taiwan china
china data » china update, chinese data
yang amin » yang lin, yang mind
yang jin » yang jie, yang jun, ying jin
hong hai » shang hai, zhong tai, dang hai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang danning) or (wang yanling)) tuan china data ((yang amin) OR (yang jin)) hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang danning) OR (wang yanling)) tuan china data ((yang amin) OR (yang jin)) hong hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang danning) or (wang yanling)) tuan china data ((yang amin) OR (yang jin)) hong hai ;*".