Perhaps you should try some spelling variations:
china chan » china chang, china can, china chen
kuki china » kuki chin, wuxi china
yang yang » wang yang, wang yan
chan ming » kian ming, chan eng, chan fong
twinn ian » wing ian
cong sun » cong shu, cong van, wing sun
yan yan » yan yuan, nan yan, wang yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (lang or wing) ((yan yan) OR (yang yang)) kuki china chan ming ((cong sun) or (twinn ian)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (lang OR wing) ((yan yan) OR (yang yang)) kuki china chan ming ((cong sun) OR (twinn ian)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(lang or wing) ((yan yan) OR (yang yang)) kuki china chan ming ((cong sun) or (twinn ian)) ;*".