Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, fang yuan
yuan kang » yuan wang, yuan chang, chan kang
khan sher » han shen, than she
khan syed » ahsan syed, shah syed
chan ming » kian ming, chan eng, chan fong
ming hong » min hong, ming hung, ming kong
hong ghi » zhong zhi, hong g, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yuan kang ((khan sher) or (khan syed)) chan ming hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuan kang ((khan sher) OR (khan syed)) chan ming hong ghi ;.
• Adding a wildcard symbol may retrieve word variants: wang yuan kang ((khan sher) or (khan syed)) chan ming hong ghi ;*.