Perhaps you should try some spelling variations:
xiaoping than » xiaoping shi
xiaoping how » mapping how, xiaoping _, xiaoping shi
ching wen » ching kwan, ching fein, ching hea
jui zhang » li zhang, jia zhang, jie zhang
zhang hai » zhang dai, shang hai, zhang han
wen yang » wei yang, wen wang, chen yang
yang jui » yang judy, yang di, yang xi

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 than) OR (xiaoping how)) ching wen yang jui zhang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((xiaoping than) or (xiaoping how)) ching wen yang jui zhang hai ;*.