Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping than » xiaoping how, xiaoping shi
than china » tuan china, han china, wuhan china
yang yang » wang yang, wang yan
zhong tai » hong tan, zhong zhi
tan yang » dan yang, tan ying, tan yong
hong hai » shang hai, dang hai, hong tan

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 ((yang yang) OR (tan yang)) min ((zhong tai) OR (hong hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping than china ((yang yang) or (tan yang)) min ((zhong tai) or (hong hai)) ;*.