Perhaps you should try some spelling variations:
ahsan syed » khan syed
fang yuan » wang yuhan, wang yan, meng yuan
khan sher » han shen, khan syed, than she
eng chung » fung chung, kung chung, tung chung
chung zhi » chung chi, chen zhi, chung h
yuan kai » yuan kang, yuan fei, tan kai
chan eng » chan fong, chan kang, chan ming

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 kai ((khan sher) or (ahsan syed)) chan eng chung zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: fang yuan kai ((khan sher) OR (ahsan syed)) chan eng chung zhi ;.
• Adding a wildcard symbol may retrieve word variants: fang yuan kai ((khan sher) or (ahsan syed)) chan eng chung zhi ;*.