Perhaps you should try some spelling variations:
des transfers » net transfers, cash transfers, arms transfers
transfers avi » transfers ai, transfers have, transfers bei
data transfer » cash transfer, heat transfer
transfer tax » transfer taxes, transfer _
avi maria » vi maria, david maria, davis maria
luis rdf » luis f, luis de
rdf data » dlf data, imf data
luis a » luis f, luis c
a des » a der, a das

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 des transfers avi maria ) OR ( luis rdf data transfer tax _ ))~.
• Adding a wildcard symbol may retrieve word variants: (( luis a des transfers avi maria ) or ( luis rdf data transfer tax _ ))*.