Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
yan guan » gan guan, yang guang, yihan guan
yan yuan » fang yuan, nan yan, yan clan
ying kim » yong kim, hyung kim, ying jin
wong sau » wong sam, wong shiu, wong lai
wong siu » wong shiu, kong siu, wong siew
wang » wing, wan, lang

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: wang ((yan guan) OR (yan yuan)) juan rene ying kim ((wong sau) OR (wong siu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan guan) OR (yan yuan)) juan rene ying kim ((wong sau) or (wong siu)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yan guan) OR (yan yuan)) juan rene ying kim ((wong sau) or (wong siu)) ;*.