Perhaps you should try some spelling variations:
xiaoping shi » xiaoling ji, xiaoping _
xiaoping how » mapping how, xiaoping _
china won » china women, china wang, china who
zhang hai » zhang dai, shang hai, zhang han
yang jie » yang di, yang jui, yang xi
yang jin » yang jun, ying jin, shang jin

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 shi) OR (xiaoping how)) china won ((yang jie) OR (yang jin)) zhang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((xiaoping shi) or (xiaoping how)) china won ((yang jie) OR (yang jin)) zhang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((xiaoping shi) or (xiaoping how)) china won ((yang jie) OR (yang jin)) zhang hai ;*.