Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
wang john » wong john, wanna john, wrong john
john song » john wong, john bonn, john ngosong
song hui » tong hui, gong hui, sng hui
a china » 2 china, 3 china, 1 china
4 china » 2 china
sin » sign, sind, skin

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: ((wang yanling) OR (((dong yang) OR (dong sin)))) me ((a china) OR (4 china)) wang john song hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yanling) or (((dong yang) or (dong sin)))) me ((a china) OR (4 china)) wang john song hui ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yanling) or (((dong yang) or (dong sin)))) me ((a china) OR (4 china)) wang john song hui ;*.