Perhaps you should try some spelling variations:
informal transfer » informal transfers, formal transfer, informal transport
transfer costs » transport costs, transfer amounts
costs chapter » cost chapter, courts chapter, posets chapter
transfers der » transfer der, transfert de, transfers bei
vs informal » _ informal, 3 informal
langues via » langues la
via fiscal » asia fiscal, a fiscal, aid fiscal
aguas vs » agens vs, aguas de, aguas do
der ca » der can, der cap, der cas

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 informal transfer costs chapter ) OR ( langues via fiscal transfers der ca ))~.
• Adding a wildcard symbol may retrieve word variants: (( aguas vs informal transfer costs chapter ) or ( langues via fiscal transfers der ca ))*.