Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
chang zhang » cheng zhang, zhang zhang, change change
china zhang » china chang, cheng zhang, chin chang
wang xiao » wang qiao, wang xiaoyi, wang xiaozu
zhang ii » zhang i, zhang li, zhang si
fan cong » yan cong, fan cone, fan along

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang xiao) or (wang xiaoping)) zhang ii ((chang zhang) OR (china zhang)) fan cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang xiao) OR (wang xiaoping)) zhang ii ((chang zhang) OR (china zhang)) fan cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang xiao) or (wang xiaoping)) zhang ii ((chang zhang) OR (china zhang)) fan cong shu ;*".