Perhaps you should try some spelling variations:
ping dong » ping pong, jeng dong, ping wang
dong yang » dong hoang, wang yang, yang yang
yang john » young john, king john, yang jin
john wong » john song, john bonn
wong shiu » wong siu, cong shu, song shin
ii ai » ii aim, ii air, ai ai
i ai » ai ai, i aim, i ais

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 dong yang ((ii ai) OR (i ai)) yang john wong shiu ;~.
• Adding a wildcard symbol may retrieve word variants: ping dong yang ((ii ai) or (i ai)) yang john wong shiu ;*.