Perhaps you should try some spelling variations:
qu'est communications » guest communications, quality communications, honest communication
communications costs » communication costs, communications _
technologies 2 » technologies _, technologies 4
14 developing » 4 developing, 1 developing, 10 developing
contents 3.1 » contents 1, contents _, contents map
developing a » developing _
3.1 qu'est » 1.2 qu'est
costs 14 » costs 4, costs 1, costs 11.4
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents 3.1 qu'est communications costs 14 developing a africa.*.