Perhaps you should try some spelling variations:
federal transfer » federal transfers, central transfers, fiscal transfer
causes transfers » cash transfers, asset transfers, based transfers
transfer new » transfer der, transfer fee, transfer bei
debt causes » debt crises
guias debt » guias de
a federal » _ federal
luis a » luis f, luis c
macro » micro

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis a federal transfer new macro ) OR ( guias debt causes transfers _ cao ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis a federal transfer new macro ) OR ( guias debt causes transfers _ cao ))*.