Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
et developpement » de developpement, le developpement, test development
developpement et » developpement des, developpement de, development east
technology 1 » technology _
networks et » networks east, networks 1, networks 3
et afrique » en afrique, l afrique
idrs data » aids data, das data, dhs data
3.2 idrs » 3.2 ids, 3.2 ipr, 3.2 irt

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information 3.2 idrs data communications networks et developpement et afrique.*.