Perhaps you should try some spelling variations:
social transfers » fiscal transfers
formal transfer » informal transfers, social transfer, fiscal transfer
transfers et » transferts et, transfert et, transfers bei
costs case » costs cash
costs can » costs cash, costs chap, costs land
do social » 2 social, 1 social, 12 social
a formal » _ formal, a form
aguas do » aguas de, aguas del
et cao » et cam
aga a » age a, aga i, asa a

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: (( aga a formal transfer ((costs can) OR (costs case)) ) OR ( aguas do social transfers et cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( aga a formal transfer ((costs can) or (costs case)) ) or ( aguas do social transfers et cao ))*.