Perhaps you should try some spelling variations:
wang xiulan » wang xiuyan, wang xinyan, wang xiaolin
wang xuan » wang xiuyan, wang xueman, wang yuhan
cheng han » chen hao
zhang si » zhang i, zhang ii, zhang li
si cheng » su cheng, xi cheng, _ cheng
wei cong » li cong, wei ming, wei wang
han wei » zhan wei, ha wei, han fei

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 si cheng han wei cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang xiulan) OR (wang xuan)) zhang si cheng han wei cong shu ;*.