Perhaps you should try some spelling variations:
federal transfer » federal transfers, central transfers, fiscal transfer
transfer systems » transport systems, transit systems
data transform » data transforms, data transfer, data transfers
de federal » der federal, des federal, die federal
vagues de » vague de, values de, langues de
aguas do » aguas de, aguas del
do data » eo data, go data, geo data

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( vagues de federal transfer systems case ) or ( aguas do data transform _ macro ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( vagues de federal transfer systems case ) OR ( aguas do data transform _ macro )).
• Adding a wildcard symbol may retrieve word variants: (( vagues de federal transfer systems case ) or ( aguas do data transform _ macro ))*.