Perhaps you should try some spelling variations:
mutual communication » cultural communication, virtual communication, natural communication
information speed » information sheet, information needed, information needs
set developpement » et developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
technologies 4 » technologies _
4 information » 2 information, 1 information
de africa » does africa, de america, use africa
speed 1 » speed 10, speed _, speed 4
2 set » _ set, a set

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information speed 1 mutual communication 2 set developpement de africa.*.