Perhaps you should try some spelling variations:
transfer beim » transfer bei, transfers bei, transfer axiom
den transfer » gene transfer, data transfer, land transfer
agents case » ages case, agencies case, agents claire
events case » events caused
beim mary » being mary, beal mary
luis de » luis e
luis a » luis f, luis c
a den » _ den, a der, a des
heat » head

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 a den transfer beim mary ) OR ( luis de heat transfer ((agents case) OR (events case)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis a den transfer beim mary ) or ( luis de heat transfer ((agents case) OR (events case)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis a den transfer beim mary ) or ( luis de heat transfer ((agents case) OR (events case)) ))*.