Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wang danning » wang yanling, wang daoping, wang yangming
yang jie » yang jin, yang di, yang jui
jie song » jae song, jin song, kim song
song hai » hong hai, shang hai, dang hai
h tan » _ tan
h van » _ van, m van, c van

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 xiaoping)) tony ((h tan) OR (h van)) yang jie song hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang danning) or (wang xiaoping)) tony ((h tan) or (h van)) yang jie song hai ;*.