Perhaps you should try some spelling variations:
studies transfer » students transfer, student transfer, student transfers
transfer time » transfer file, transfer tarife, transfer taxes
den transfer » gene transfer, heat transfer, data transfer
transfer wei » transfer bei, transfer beim, transfer west
time across » time gross, time access, fire across
2.7 studies » 2.4 studies, 3.7 studies, 2.7.1 studies
wei carol » bei carl
ende den » ende der, ende des, wende der
luis 2.7 » logs 2.7, luis h.b, us 2.7
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 time across ) OR ( luis 2.7 studies transfer wei carol ))~.
• Adding a wildcard symbol may retrieve word variants: (( bis ende den transfer time across ) or ( luis 2.7 studies transfer wei carol ))*.