Perhaps you should try some spelling variations:
information needs » information networks
cas communication » c's communication, class communication, mass communication
development de » development d, development ds, developpement de
3 development » 2 development
de afrique » de l'afrique, en afrique, l afrique
needs 2.2 » needs 2.3, needs 2.5, needs 2.8
2.2 cas » 2.2 case, 2.2 casl, 2.2 can

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information needs 2.2 cas communication a 3 development de afrique.*.