Perhaps you should try some spelling variations:
xiaodong huang » xiaotong zhang
yang cindy » yang mind
china due » china does, china des
china den » chinas den, china des, china does
yang jie » yang jin, yang di, yang jui
dan hai » dang hai, dan phan, dann hat
wang » wan, lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) xiaodong huang ((china due) OR (china den)) ((yang jie) or (yang cindy)) dan hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) xiaodong huang ((china due) OR (china den)) ((yang jie) OR (yang cindy)) dan hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wing) xiaodong huang ((china due) OR (china den)) ((yang jie) or (yang cindy)) dan hai ;*".