Perhaps you should try some spelling variations:
ping yang » ping wang, ping pong, wang yang
ying yang » yang yang, yin yang, ying chang
young man » young men, young woman, young male
wong shiu » wong siu, cong shu, song shin
li young » l young, live young, kim young
dong bin » dong sin, dann bin
dong di » dong sin
di li » li li

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: zhang ((ping yang) OR (ying yang)) di li young man ((wong shiu) OR (((dong bin) OR (dong di)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "zhang ((ping yang) OR (ying yang)) di li young man ((wong shiu) or (((dong bin) or (dong di)))) ;~".
• Adding a wildcard symbol may retrieve word variants: zhang ((ping yang) OR (ying yang)) di li young man ((wong shiu) or (((dong bin) or (dong di)))) ;*.