Perhaps you should try some spelling variations:
gene yang » gene bank
dong yang » dong hoang, wang yang, yang yang
yang amin » yang jin, yang lin, yang mind
amin hong » min hong, among hong, tin hong
hong hai » shang hai, zhong tai, dang hai
ya a » a a, y a, yu a
ye a » yet a, e a, me a

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang ((ya a) OR (ye a)) gene yang amin hong hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong yang ((ya a) OR (ye a)) gene yang amin hong hai ;".
• Adding a wildcard symbol may retrieve word variants: dong yang ((ya a) OR (ye a)) gene yang amin hong hai ;*.