Perhaps you should try some spelling variations:
xiaotong zhejiang » xiaotong zhang
zhejiang china » xinjiang china
wang xiaotong » wang xiaodong, wang xianodong, wang xiaoping
chen wang » chen yang, chen ping
chen rong » chen yang
jing dang » jing fang, jin kang, king dan

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 xiaotong zhejiang china ((chen wang) OR (chen rong)) jing dang (hai OR hadi) ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaotong zhejiang china ((chen wang) or (chen rong)) jing dang (hai or hadi) ;*.