Perhaps you should try some spelling variations:
wang danning » wang yanling, wang daoping, wang yangming
tuan china » wuhan china, can china, taiwan china
china apa » china japan, china asia, china arab
yang amin » yang jin, yang mind
yang lin » yang jin, wang lin, yang li
hong hai » shang hai, zhong tai, hong tan

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 tuan china apa ((yang amin) OR (yang lin)) ((hong hai) OR (dang hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang danning tuan china apa ((yang amin) OR (yang lin)) ((hong hai) or (dang hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang danning tuan china apa ((yang amin) OR (yang lin)) ((hong hai) or (dang hai)) ;*.