Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping than » xiaoping how, xiaoping shi
china wen » china won, ching wen, china women
jie zhang » jia zhang, li zhang, bin zhang
chia wen » china won, ching wen, asia wen
jie dang » vie dans, bie dans, jie song

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 ((china wen) OR (chia wen)) wang ((jie dang) OR (jie zhang)) (hai OR hadi) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoping than ((china wen) or (chia wen)) wang ((jie dang) OR (jie zhang)) (hai or hadi) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoping than ((china wen) or (chia wen)) wang ((jie dang) OR (jie zhang)) (hai or hadi) ;*.