Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
china daqing » china during, china shaping, china rising
china due » china does, china des, china den
yang mind » yang cindy, yang jin, sang minh
ying jin » yang jin, jing ji, yang jie
chang ha » chang mae

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 daoping than ((china daqing) OR (china due)) ((yang mind) OR (ying jin)) chang ha ;~.
• Adding a wildcard symbol may retrieve word variants: wang daoping than ((china daqing) or (china due)) ((yang mind) or (ying jin)) chang ha ;*.