Perhaps you should try some spelling variations:
ping wang » ping pong, hong wang
wang can » wang yan, wang ban, wang dan
yang jin » yang jie, yang jun, ying jin
kong siu » kong eiu, wong siu, dong sin
yang xi » yang di, yang jui
yang yi » yang di, yang jui
2 best » 3 best, 1 best, 3.2 best
4 best » 3 best

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: ping wang can ((2 best) OR (4 best)) ((((yang xi) OR (yang yi))) OR (yang jin)) kong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ping wang can ((2 best) or (4 best)) ((((yang xi) or (yang yi))) or (yang jin)) kong siu ;*.