Perhaps you should try some spelling variations:
federal transfers » central transfers, fiscal transfers
causes transfers » cash transfers, asset transfers, based transfers
transfers fee » transfer fee, transfer fees, transfers bei
debt causes » debt crises
guias debt » guias de
e federal » _ federal, a federal, 4 federal
luis e » luis f, luis c, luis a
macao » macro, macau, cacao

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