Perhaps you should try some spelling variations:
yang john » young john, yang jin, yang jun
yao yang » yang yang
hua rene » hua ren, juan rene
wong sau » wong sam, wong shiu, wong lai
wong siu » wong shiu, kong siu, wong siew
yan yan » yan yuan, nan yan, yang yang
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan yan) or (yao yang)) hua rene ((yang john) OR (king john)) ((wong sau) or (wong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan yan) OR (yao yang)) hua rene ((yang john) OR (king john)) ((wong sau) OR (wong siu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan yan) or (yao yang)) hua rene ((yang john) OR (king john)) ((wong sau) or (wong siu)) ;*".