Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
data communication » data communications
do developpement » de developpement, du developpement, le developpement
technology set » technology sector, technology 1, technology 2.2
set education » et education, spot education, ict education
education 3.2 » education 3.1, education 1
des fabrique » la fabrique, des briques
network do » network dmz, network _, network 3
3.2 iot » 3.1 iot, 3.2 irt, 5.2 iot

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

• Adding a wildcard symbol may retrieve word variants: technology set education 3.2 iot data communication network do developpement des fabrique.*.