Perhaps you should try some spelling variations:
social transfers » fiscal transfers
formal transfer » informal transfers, social transfer, fiscal transfer
transfer costs » transport costs, transfer amounts
transfers de » transferts de, transfert de, transfers made
costs chap » costs ch, costs chapter
langues et » langue et, algues et, langue en
vs formal » vs informal, its formal, _ formal
et social » et sociales, 1 social, 11 social
aguas vs » agens vs, aguas de, aguas do
cas » case, cash, cars

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: (( aguas vs formal transfer costs chap ) OR ( langues et social transfers de cas ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas vs formal transfer costs chap ) or ( langues et social transfers de cas ))*.