Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wang jianbin » wang lianqin, wang jinxia, wang xiaolin
tuan china » wuhan china, can china, taiwan china
china daun » china data, china den, china due
yang cindy » yang mind
dang haji » dang hai, dato haji
yang jin » yang jie, yang jun, ying 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) OR (wang jianbin)) tuan china daun ((yang jin) OR (yang cindy)) dang haji ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang xiaoping) or (wang jianbin)) tuan china daun ((yang jin) or (yang cindy)) dang haji ;*.