Perhaps you should try some spelling variations:
yan zhang » yuan chang, bin zhang, han chang
zhang wei » zhen wei
shang kai » shang hai
lang yan » wang yan, wang yang, zhang yan
wei shen » kwei sheng, enwei shen, wei shang
yang jie » yang jui, yang xi, yang jun
yang jin » yang jun, ying jin, shang jin
yang yi » yang xi, yang jui

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: lang yan zhang wei shen ((((((yang jie) OR (yang yi))) OR (yang jin))) OR (yang di)) shang kai ;~.
• Adding a wildcard symbol may retrieve word variants: lang yan zhang wei shen ((((((yang jie) or (yang yi))) or (yang jin))) or (yang di)) shang kai ;*.