Perhaps you should try some spelling variations:
social transfert » social transfers, social transfer, local transfers
formal transfer » informal transfers, social transfer, fiscal transfer
transfer costs » transport costs, transfer amounts
transfert de » transfer der, transfert et, transfer _
costs can » costs case, costs cash, costs chap
vagues de » vague de, values de, langues de
aguas do » aguas de, aguas del
acao » cacao, macao, cao

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: (( agua _ formal transfer costs can ) OR ( ((vagues de) OR (aguas do)) social transfert de acao ))~.
• Adding a wildcard symbol may retrieve word variants: (( agua _ formal transfer costs can ) or ( ((vagues de) or (aguas do)) social transfert de acao ))*.