Perhaps you should try some spelling variations:
gruen chen » gren chen
wang gewei » wang dewen, wang wei, wang yiwei
gewei shen » enwei shen, wei shen
chen wang » chen yang, chen rong, chen ping
shang hai » shang kai, dang hai, chang ha
yang yi » yang jui
yang xi » yang jui

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: gruen chen wang gewei shen ((((((yang yi) or (yang xi))) or (yang judy))) or (yang di)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: gruen chen wang gewei shen ((((((yang yi) OR (yang xi))) OR (yang judy))) OR (yang di)) shang hai ;.
• Adding a wildcard symbol may retrieve word variants: gruen chen wang gewei shen ((((((yang yi) or (yang xi))) or (yang judy))) or (yang di)) shang hai ;*.