Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, fang yuan
wang yidan » wang yan
ahsan syed » khan syed
tung chung » fung chung, kung chung, tang chun
chan tung » chan eng, chan fong, chan kang
chung chi » chung h
than she » khan sher, than one, than we

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