Perhaps you should try some spelling variations:
yidan wang » yiqian wang, qian wang, yuan wang
sher zhang » zhen zhang, shen chang
zhang ming » zhang xin
khan sher » han shen, khan syed, than she
zhang zhi » zhong zhi, wang zhi, zhang dai
zhang wei » zhen wei
yan wang » yuan wang, yang yang, qian wang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yidan wang) OR (yan wang)) khan sher zhang ming ((zhang zhi) OR (zhang wei)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yidan wang) OR (yan wang)) khan sher zhang ming ((zhang zhi) or (zhang wei)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yidan wang) OR (yan wang)) khan sher zhang ming ((zhang zhi) or (zhang wei)) ;*.