Perhaps you should try some spelling variations:
gene yang » gene bank
hua gene » human gene, a gene, hua ren
jin song » jie song, john song, kim song
jin ying » li ying
tin hong » kia hong, thi hong
wan yan » wang yan, nan yan, wai yan
yan ka » yang ka, yuan kai
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: wan yan ka hua gene yang ((((jin song) or (jin ying))) or (((tin hong) or (tan hong)))) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan ka hua gene yang ((((jin song) OR (jin ying))) OR (((tin hong) OR (tan hong)))) shu ;.
• Adding a wildcard symbol may retrieve word variants: wan yan ka hua gene yang ((((jin song) or (jin ying))) or (((tin hong) or (tan hong)))) shu ;*.