Perhaps you should try some spelling variations:
information networks » information needs
4 communication » 3 communication, 5.4 communication, de communication
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technologies 4 » technologies _
networks using » network using
4 information » 2 information, 1 information
l afrique » en afrique
using 4 » using 4d, using _, using a
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information networks using 4 communication costs a developpement l afrique.*.