Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
et communication » et communicatione, get communication, debt communication
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing a » developing _
contents 13 » contents 1, contents 19, contents 1.1
costa 2.4 » cost 2.4, costs 2.4, costs 12.4
a africa » 1 africa, can africa, em africa
13 et » 12 et

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies _ information contents 13 et communication costa 2.4 developing a africa.*.