Perhaps you should try some spelling variations:
information networks » information needs
leur developpement » le developpement, deux developpements, de developpement
dem communication » de communication, debt communication, team communication
developpement l » developpement il, developpement la, developpement de
networks 1 » networks _
l afrique » en afrique
1 dem » 1 diem, 1 der, _ dem

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information networks 1 dem communication a leur developpement l afrique.*.