Perhaps you should try some spelling variations:
china going » chia going, china ying, china gain
many gene » many geneva, landy gene, many end
gene bank » gene banks, one bank, genomen bank
2nd china » und china, 2 china, did china
bank 2nd » bank bond, bank 2.1, bank 2.3
yang yi » yang xi, yang jui
5 many » _ many, 5 man, 6 many
nr 5 » nr 1, nr 2, nr 4

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang yi) OR (wang yan))) OR (yang di))nr 5 many gene bank 2nd china going ;~.
• Adding a wildcard symbol may retrieve word variants: ((((yang yi) or (wang yan))) or (yang di))nr 5 many gene bank 2nd china going ;*.