Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
tong shui » tong hui, cong shu, gong hui
dong nan » dong sin, dong bin, dong cao
gain yan » nan yan
jiu tong » jiu cong, jiao tong, liu yong
gain a » gain _

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: ((dong nan) OR (((dong yang) OR (yang yang)))) ya hua ((gain yan) OR (gain a)) jiu tong shui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong nan) or (((dong yang) OR (yang yang)))) ya hua ((gain yan) or (gain a)) jiu tong shui ;~".
• Adding a wildcard symbol may retrieve word variants: ((dong nan) or (((dong yang) OR (yang yang)))) ya hua ((gain yan) or (gain a)) jiu tong shui ;*.