Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping shi » xiaoling ji, xiaoping _, xiaoping how
china dese » china den, china does, china due
yang mind » yang cindy, yang jin, sang minh
mind dang » mind data
dang hadi » dang hai

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 ((china des) OR (china dese)) yang mind dang hadi ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping shi ((china des) or (china dese)) yang mind dang hadi ;*.