Perhaps you should try some spelling variations:
lang xiaodong » wang xiaodong, wang xianodong, lin xiaodong
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
zhang ching » zhang ming, hang china, zhang hong
ching wen » ching kwan, ching fein, ching hea
jie zhang » li zhang, bin zhang, xi zhang
jia zhang » jia zhangke, xiao zhang, li zhang
wen wang » wei wang, chen wang, weng fang

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: ((lang xiaodong) OR (wang xiaoping)) zhang ching wen wang ((jie zhang) OR (jia zhang)) hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lang xiaodong) or (wang xiaoping)) zhang ching wen wang ((jie zhang) OR (jia zhang)) hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((lang xiaodong) or (wang xiaoping)) zhang ching wen wang ((jie zhang) OR (jia zhang)) hai ;*.