Perhaps you should try some spelling variations:
ahsan syed » khan syed
wang yuhan » wang luhang, wang yan, wang yidan
fong chung » fung chung, fong chan, hong cheng
yuhan kai » yuan kai
khan sher » han shen, khan syed, than she
chan fong » chew fong, chan eng, chan kang
chung zhi » chung chi, chen zhi, chung h

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

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