Perhaps you should try some spelling variations:
communication between » communication networks
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
based formation » based information, based deformation, based formative
3 communication » 4 communication, de communication, data communication
formation des » formation _
between des » between de, between modes, between nodes
des modes » des todes, des codes, des modells
modes 3 » models 3, modes _, modules 3

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

• Adding a wildcard symbol may retrieve word variants: technology based formation des modes 3 communication between des developpement en afrique.*.