Perhaps you should try some spelling variations:
transformar las » transformar la, transformar los, transformar el
case transfer » cash transfer, cast transfer, cash transfers
las across » gaps across, loss across, nras across
gene a » gene _, gene m, gene 6
gene 1 » gene _, gene m, gene 6
luis a » luis f, luis c

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: (( luis ((gene a) OR (gene 1)) transformar las across ) OR ( luis a case transfer _ adam ))~.
• Adding a wildcard symbol may retrieve word variants: (( luis ((gene a) or (gene 1)) transformar las across ) or ( luis a case transfer _ adam ))*.