Perhaps you should try some spelling variations:
wang xiaolin » wang xiaoping, wang xiaodong, wang jianbin
tuan china » wuhan china, can china, taiwan china
china data » china update, chinese data
yang cindy » yang mind
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie
haji » hadi

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 xiaolin tuan china data ((((yang jin) OR (ying jin))) OR (yang cindy)) dato haji ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaolin tuan china data ((((yang jin) or (ying jin))) or (yang cindy)) dato haji ;*.