Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
fang yuan » wang yan, meng yuan, tang yun
yong john » young john, kong john, wong john
john song » john wong, john bonn, john ngosong
song thin » song shin, song jin, song min
kang han » kang chen, kong hang, zhang han
han yong » tan yong, wang yong, chan fong

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan OR wing) OR lang) ((fang yuan) OR (wang yuhan)) kang han yong john song thin ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan or wing) or lang) ((fang yuan) OR (wang yuhan)) kang han yong john song thin ;~".
• Adding a wildcard symbol may retrieve word variants: ((wan or wing) or lang) ((fang yuan) OR (wang yuhan)) kang han yong john song thin ;*.