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
4 communication » 3 communication, 5.4 communication, de communication
technologies 4 » technologies _
4 information » 2 information, 1 information
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 4 » der _, der e, der a

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.3.3 der 4 communication model des developpement des afrique.*.