Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
ahsan syed » khan syed
yuhan kai » yuan kai
chan fung » chan fong, can fund, chan eng
chung zhi » chung chi, chen zhi, zhang zhi
than she » khan sher, than one, than we
chung h » chun h, chung _, chung hee

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 ((than she) or (ahsan syed)) chan fung ((chung zhi) OR (chung h)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuhan kai ((than she) OR (ahsan syed)) chan fung ((chung zhi) OR (chung h)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yuhan kai ((than she) or (ahsan syed)) chan fung ((chung zhi) OR (chung h)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yuhan kai ((than she) or (ahsan syed)) chan fung ((chung zhi) OR (chung h)) ;*.