Perhaps you should try some spelling variations:
xiulan zhang » xiliang zhang, xiao zhang, xuan thang
wang xiulan » wang xiuyan, wang xinyan, wang xuan
iii gender » ii gender, i gender
bond dann » bond bank, bond data
iii gene » iii rene, iii genome, i gene
und dann » und dank, und daten, und denen

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 zhang ((iii gene) or (iii gender)) bank ((bond dann) OR (und dann)) (hai or hadi) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiulan zhang ((iii gene) OR (iii gender)) bank ((bond dann) OR (und dann)) (hai OR hadi) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiulan zhang ((iii gene) or (iii gender)) bank ((bond dann) OR (und dann)) (hai or hadi) ;*".