Perhaps you should try some spelling variations:
ping zhang » bin zhang, ping wang, ying chang
zhang wei » zhen wei
shang hai » shang kai, dang hai, chang ha
tan ping » tan ying, team ping, ting ping
wei shen » kwei sheng, enwei shen, wei shang
yang jun » pang jun, yang jin, yang judy
yang jui » yang judy, yang di
yang xi » yang di
yang yi » yang di

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: tan ping zhang wei shen ((((((yang jun) OR (yang xi))) OR (yang jui))) OR (yang yi)) shang hai ;~.
• Adding a wildcard symbol may retrieve word variants: tan ping zhang wei shen ((((((yang jun) or (yang xi))) or (yang jui))) or (yang yi)) shang hai ;*.