Perhaps you should try some spelling variations:
wang xiulan » wang xiuyan, wang xinyan, wang xiaolin
zhang yung » zhang ying, zhang yan, chang yun
zhang ming » zhang xin
chen zhang » cheng zhang, zhen zhang, chen zheng
wei yiming » wei ming
wang xuan » wang xiuyan, wang xueman, wang yuhan
zhang wei » zhen wei

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang xiulan) or (wang xuan)) ((zhang yung) OR (zhang ming)) chen zhang wei yiming shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang xiulan) OR (wang xuan)) ((zhang yung) OR (zhang ming)) chen zhang wei yiming shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang xiulan) or (wang xuan)) ((zhang yung) OR (zhang ming)) chen zhang wei yiming shu ;*".