Perhaps you should try some spelling variations:
yuhan young » yun young
wang yuhan » wang luhang, wang yan, wang yidan
young john » kong john, wong john, young jean
john song » john wong, john bonn, john ngosong
wing ian » wing tan, twinn ian, wing sun
bing siu » wong siu
kong siu » kong eiu, wong siu, dong sin
dong di » dong sin
ng siu » wong siu

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 ian) OR (dong di)) wang yuhan young john song ((((bing siu) OR (ng siu))) OR (kong siu)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wing ian) or (dong di)) wang yuhan young john song ((((bing siu) or (ng siu))) or (kong siu)) ;*.