Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping can » mapping can, xiaojing a, xiaoping _
china den » chinas den, china des, china does
yang jin » yang jie, yang jun, ying jin
hong hai » shang hai, zhong tai, hong tan
yang xi » yang di, yang yi, yang jui

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 can china den ((yang jin) OR (yang xi)) ((hong hai) OR (dang hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoping can china den ((yang jin) or (yang xi)) ((hong hai) OR (dang hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoping can china den ((yang jin) or (yang xi)) ((hong hai) OR (dang hai)) ;*.