Perhaps you should try some spelling variations:
wang xianodong » wang xiaodong, wang xiaoping, wang xiaobing
wang xiaotong » wang xiaodong, wang xiaoping, wang xiaobing
zhang ching » zhang ming, hang china, zhang hong
dire dans » gire dans, dire plans, vivre dans
jie zhang » jia zhang, li zhang, bin zhang
hea wang » hwa wang, chen wang, wei wang

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) OR (wang xianodong)) zhang ching hea wang ((dire dans) OR (jie zhang)) hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang xiaotong) or (wang xianodong)) zhang ching hea wang ((dire dans) or (jie zhang)) hai ;*.