Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
yuhan kai » yuan kai
khan sher » han shen, than she
khan syed » shah syed
chew fong » chen rong
fong chan » jong chan, long chain
chan zhi » chen zhi, zhang zhi, chan hei

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