Perhaps you should try some spelling variations:
chapter communications » paper communications, disaster communications, computer communication
communications costs » communication costs, communications _
au developpement » du developpement, de developpement, le developpement
interaction 1 » interaction _, interaction 4, interaction a
data chapter » data center
des afrique » en afrique, de l'afrique
costs au » costs a, costs amy, costs _
1 data » 2.1 data, 3.1 data, 4.1 data

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

• Adding a wildcard symbol may retrieve word variants: technologies _ interaction 1 data chapter communications costs au developpement des afrique.*.