Perhaps you should try some spelling variations:
wang xiulan » wang xinyan, wang xiaolin
wang xiuyan » wang xinyan
cheng zhang » cheng han, zhen zhang, chen zheng
wang xuan » wang xueman, wang yuhan, wang hua
zhang wei » zhen wei
zhang yu » zhang y, zhang ya, zhang yi
yu cheng » yu chen, _ cheng
wei cong » li cong, wei ming, wei wang

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 xiuyan))) or (wang xuan)) zhang yu cheng zhang wei cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang xiulan) OR (wang xiuyan))) OR (wang xuan)) zhang yu cheng zhang wei cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang xiulan) OR (wang xiuyan))) or (wang xuan)) zhang yu cheng zhang wei cong shu ;*".