Perhaps you should try some spelling variations:
yidan wang » yiqian wang, qian wang, yuan wang
khan sher » han shen, than she
khan syed » ahsan syed, shah syed
zhang bin » zhang xin, zhang jin, zhang lin
bin zhang » binh thang, li zhang, jia zhang
zhang zhi » zhong zhi, wang zhi, zhang wei
yan wang » yuan wang, yang yang, qian 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 ((yidan wang) or (yan wang)) ((khan sher) OR (khan syed)) zhang bin zhang zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yidan wang) OR (yan wang)) ((khan sher) OR (khan syed)) zhang bin zhang zhi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yidan wang) or (yan wang)) ((khan sher) OR (khan syed)) zhang bin zhang zhi ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yidan wang) or (yan wang)) ((khan sher) OR (khan syed)) zhang bin zhang zhi ;*.