Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
des developpements » deux developpements, de developpement, et developpements
une communication » d'une communication, ante communication, de communication
developpements l » developpements de, developpement il, developpement la
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
network des » network dwen, network dmz, network do
l afrique » en afrique
does une » does de, does e

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation _ does une communication network des developpements l afrique.*.