Perhaps you should try some spelling variations:
a transformed » _ transformed, _ transformer, a transforming
net transfer » net transfers, heat transfer, money transfer
transfer des » transfert des, transfer der, transfer fees
des charges » de charge, des marges, user charges
aguas do » aguas de, aguas del
do a » do _, do i, dr a
1 ao » 1 do, 1 co, 1 ai

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: (( guias _ net transfer des charges ) OR ( aguas do a transformed ((1 ao) OR (1 a)) ))~.
• Adding a wildcard symbol may retrieve word variants: (( guias _ net transfer des charges ) or ( aguas do a transformed ((1 ao) or (1 a)) ))*.