Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
data communication » data communications
cnn developpement » en developpement, un developpement, de developpement
developpement en » developpement et, developpement des, developpement de
information 1 » information 2, information 3, information 3.2
network cnn » networks cnn, network anp, network apn
aiot data » iot data, act data, boot data
1 aiot » _ aiot

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1 aiot data communication network cnn developpement en afrique.*.