Perhaps you should try some spelling variations:
formal transfer » informal transfers, social transfer, fiscal transfer
transfer costs » transport costs, transfer amounts
transfers made » transfers have, transfers und
langues can » langues dans, langues la
costs chap » costs ch, costs chapter
can fiscal » chad fiscal, hand fiscal, a fiscal
vs formal » vs informal, its formal, _ formal
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 formal transfer costs chap ) OR ( langues can fiscal transfers made caso ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas vs formal transfer costs chap ) or ( langues can fiscal transfers made caso ))*.