Perhaps you should try some spelling variations:
communication model » communication media
information 3.3.3 » information 4.3.3, information 2.3.2, information 3.2.2
des developpement » des developpements, de developpement, le developpement
14 communication » 1.4 communication, 14 communications, 4 communication
technologies 1 » technologies _, technologies 4, technologies 2
des afrique » en afrique, de l'afrique
3.3.3 der » 3.3.2 der, 2.3.3 der, 3.3.3 die
model des » modell des, modelle des, model codes
der 14 » der 104, der 148, der 10

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 3.3.3 der 14 communication model des developpement des afrique.*.