Perhaps you should try some spelling variations:
wang xiaoping » deng xiaoping, wang xiaolin, huang xiaoting
wang yang » wang yan, wang liang, wang yanling
tuan hua » tan hua, tuan vu, yuan hui
hua wang » hwa wang, hua jiang, yuan wang
yang lin » yang jin, wang lin, yang li
lin hong » tin hong, lin zong, min hong
hong hai » shang hai, zhong tai, dang 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 xiaoping) OR (wang xiaodong)) tuan hua wang yang lin hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang xiaoping) or (wang xiaodong)) tuan hua wang yang lin hong hai ;*.