Perhaps you should try some spelling variations:
causes transfers » cash transfers, asset transfers, based transfers
federal transfer » federal transfers, central transfers, fiscal transfer
transfer der » transfer fees, transfer _
debt causes » debt crises
guias debt » guias de
a federal » _ federal
der macao » der macht, der makro
luis a » luis f, luis c

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 federal transfer der macao ) OR ( guias debt causes transfers _ cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( luis a federal transfer der macao ) or ( guias debt causes transfers _ cao ))*.