Perhaps you should try some spelling variations:
wang dan » wang ban, wang yidan, wang yang
yang jui » yang judy, yang di, yang xi
jui chen » yi chen
yang jun » pang jun, yang jin, yang judy
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam
yang yi » yang di, yang xi

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 dan) OR (wang yan)) yang jui chen ((yang yi) OR (yang jun)) ((wong sau) OR (wong sam)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dan) or (wang yan)) yang jui chen ((yang yi) or (yang jun)) ((wong sau) OR (wong sam)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang dan) or (wang yan)) yang jui chen ((yang yi) or (yang jun)) ((wong sau) OR (wong sam)) ;*.