Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
dong sind » dong sin, dong bin, dong ping
gene yang » gene bank
tong shui » tong hui, gong hui
yang jie » yang jin, yang di, yang jui
a gene » a genre, a gender, a gentle
ya a » a a, y a, ye a

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (dong sind)) ya a gene yang jie ((tong shui) or (cong shu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (dong sind)) ya a gene yang jie ((tong shui) OR (cong shu)) ;*.