Perhaps you should try some spelling variations:
yang john » young john, yang jin, kong john
yan yuan » yan guan, fang yuan, nan yan
vu irene » _ irene
yang jun » yang jui, pang jun, yang jin
wong siu » wong shiu, kong siu, wong sau
wong sam » wong sau, wong lai, kong sar
yuan vu » tuan vu, yuan hui
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 yuan vu irene ((((yang john) OR (king john))) or (yang jun)) ((wong siu) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yuan vu irene ((((yang john) OR (king john))) OR (yang jun)) ((wong siu) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yuan vu irene ((((yang john) OR (king john))) or (yang jun)) ((wong siu) or (wong sam)) ;*".