Perhaps you should try some spelling variations:
grains yan » grains dans, grains a
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
dong nan » dong sin, dong bin, dong cao
ya wheat » _ wheat, 1 wheat, 11 wheat
jiu long » jiu cong, au long, eu long
long shu » cong shu, tong shui, long du
yan jiu » yang jie, yang jin, pang jiu
a heat » a heart, _ heat, a head

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong nan) or (((dong yang) or (yang yang)))) ((ya wheat) OR (a heat)) grains yan jiu long shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong nan) OR (((dong yang) OR (yang yang)))) ((ya wheat) OR (a heat)) grains yan jiu long shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong nan) or (((dong yang) or (yang yang)))) ((ya wheat) OR (a heat)) grains yan jiu long shu ;".
• Adding a wildcard symbol may retrieve word variants: ((dong nan) or (((dong yang) or (yang yang)))) ((ya wheat) OR (a heat)) grains yan jiu long shu ;*.