Perhaps you should try some spelling variations:
fang yuan » wang yuhan, wang yan, meng yuan
yuan kang » yuan wang, yuan chang, chan kang
khan sher » han shen, than she
khan syed » ahsan syed, shah syed
chan fung » chan fong, can fund, chan eng
fung chen » yung chen, fung chung, kang chen
chen zhi » chen zhe, chen zhen, chen chih

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

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