Perhaps you should try some spelling variations:
wong shiu » wong siu, cong shu, song shin
guan rene » juan rene, glas rene
wong siew » long view
wing das » wing ian, wing tan
yan guan » gan guan, yan yuan, yang guang
yang jie » yang jin, yang xi, yang yi
yang jui » yang judy, yang xi, yang yi

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: wing das yan guan rene ((((yang jie) OR (yang jui))) OR (yang di)) ((wong shiu) OR (wong siew)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing das yan guan rene ((((yang jie) or (yang jui))) or (yang di)) ((wong shiu) or (wong siew)) ;*.