Perhaps you should try some spelling variations:
transfers costs » transfer costs, transfer cost, transfers foster
gene transfer » wire transfer, heat transfer, file transfer
transfer bei » transfer beim, transfers bei, transfer der
bei carl » wei carol, iii carl
luis rdf » luis de
rdf cash » do cash, run cash
luis a » luis c

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((luis a) OR (luis f)) gene transfer bei carl ) or ( luis rdf cash transfers costs _ ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((luis a) OR (luis f)) gene transfer bei carl ) OR ( luis rdf cash transfers costs _ ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((luis a) OR (luis f)) gene transfer bei carl ) or ( luis rdf cash transfers costs _ ))*".