Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
data communication » data communications
care developpement » care development, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologies 1 » technologies _, technologies 4, technologies 2
information 3 » information 2
network care » network case, network aware, network area
costs data » cost data
3 costs » 3 cost, 4 costs

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 3 costs data communication network care developpement en afrique.*.