Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping can » mapping can, xiaojing a, xiaoping _
chuan chuan » chung chuan, chang chuan
can change » urban change
hong cheng » hong sheng, ong cheng, zong cheng
cheng hei » chen wei, cheng han, chen lei

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 can change ((chuan chuan) OR (chen chuan)) hong cheng hei ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping can change ((chuan chuan) or (chen chuan)) hong cheng hei ;*.