Perhaps you should try some spelling variations:
social transfer » social transfers
transfer costs » transport costs, transfer amounts
transfers made » transfers have, transfers und
costs chap » costs ch, costs chapter
langues la » langues de, langues et, langues dans
vs social » des social
la fiscal » a fiscal, can fiscal, has fiscal
made caso » made case, made easy, de caso
aguas vs » agens vs, aguas de, aguas do

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 social transfer costs chap ) OR ( langues la fiscal transfers made caso ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas vs social transfer costs chap ) or ( langues la fiscal transfers made caso ))*.