Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
gene bank » gene banks, one bank, genomen bank
bank amin » banks amid, bank aid, bank api
amin hong » min hong, among hong, tin hong
hua gene » human gene, a gene, hua ren
hong ghi » zhong zhi, hong g, hong hai
yi hua » li hua, ya hua, yi hui

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) or (yang yang)) yi hua gene bank amin hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (yang yang)) yi hua gene bank amin hong ghi ;*.