Perhaps you should try some spelling variations:
studies transfer » students transfer, student transfer, student transfers
transfer file » transfer fee, transfer from, transfer fees
den transfer » gene transfer, heat transfer, data transfer
transfer bei » transfer beim, transfers bei, transfer der
file across » fire across, life across, time across
3.2 studies » 3.4 studies, 3.7 studies, 4.2 studies
ende den » ende der, ende des, wende der
luis 3.2 » fluids 3.2, louis 3.1, luis h.b
bei carl » wei carol, iii carl
bis » bias

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: (( bis ende den transfer file across ) OR ( luis 3.2 studies transfer bei carl ))~.
• Adding a wildcard symbol may retrieve word variants: (( bis ende den transfer file across ) or ( luis 3.2 studies transfer bei carl ))*.