Perhaps you should try some spelling variations:
mutual communication » cultural communication, virtual communication, natural communication
information speed » information sheet, information needed, information needs
des developpement » des developpements, de developpement, le developpement
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
technologies 3 » technologies _, technologies 4, technologies 2
3 information » 1 information
de africa » does africa, de america, use africa
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information speed _ mutual communication 3 des developpement de africa.*.