Perhaps you should try some spelling variations:
wang yangming » wang yangming's, wang yanling, wang danning
wuhan china » tuan china, yunnan china
chang haji » chang ha, shang hai
china dan » china den, china data, china des
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi

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 yangming wuhan china dan ((yang jin) OR (yang jie)) chang haji ;~.
• Adding a wildcard symbol may retrieve word variants: wang yangming wuhan china dan ((yang jin) or (yang jie)) chang haji ;*.