Perhaps you should try some spelling variations:
dung xiaoping » deng xiaoping, wang xiaoping, huang xiaoting
tuan hua » tan hua, tuan vu, yuan hui
ban yang » dan yang, tan yang, wang yang
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: ((dung xiaoping) OR (wang xiaodong)) tuan hua ban yang lin hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((dung xiaoping) or (wang xiaodong)) tuan hua ban yang lin hong hai ;*.