Perhaps you should try some spelling variations:
gene bank » gene banks, one bank, genomen bank
yang yang » wang yang, wang yan
tan yang » tan ying, tan yong, tao yang
dan yang » daun yang, wang yang, adam yang
hua gene » human gene, a gene, hua ren
di hong » thi hong, tin hong, ji zhong
ka hua » ya hua, ka chuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((tan yang) or (dan yang))) or (yang yang)) ka hua gene bank ((di hong) OR (kia hong)) w ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tan yang) OR (dan yang))) OR (yang yang)) ka hua gene bank ((di hong) OR (kia hong)) w ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((tan yang) or (dan yang))) or (yang yang)) ka hua gene bank ((di hong) OR (kia hong)) w ;".
• Adding a wildcard symbol may retrieve word variants: ((((tan yang) or (dan yang))) or (yang yang)) ka hua gene bank ((di hong) OR (kia hong)) w ;*.