Perhaps you should try some spelling variations:
xiuyan zhang » xiulan zhang, xiliang zhang, xiao zhang
wang xiuyan » wang xinyan, wang xuan
zhang yung » zhang ying, zhang yan, zhang ming
chen zhang » cheng zhang, zhen zhang, chen shuang
chen zheng » chen zhen, chen aizheng, cheng zhang
wei yiming » wei ming

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiuyan zhang yung ((chen zhang) OR (chen zheng)) wei yiming shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiuyan zhang yung ((chen zhang) OR (chen zheng)) wei yiming shu ;*".