Perhaps you should try some spelling variations:
transfer file » transfer fee, transfer from, transfer fees
file across » fire across, life across, time across
c student » a student, 2 student, 3 student
teacher i » teacher ii, teacher _, teacher 3
i carol » _ carol, lia carol, wei carol
luis c » luis f
bis » bias
ende » ended, end, ends
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: (( bis ende heat transfer file across ) OR ( luis c student teacher i carol ))~.
• Adding a wildcard symbol may retrieve word variants: (( bis ende heat transfer file across ) or ( luis c student teacher i carol ))*.