Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
a communications » a communication, data communications, a communicative
developpement et » developpement des, developpement de, development east
2 developpement » de developpement, le developpement, et developpement
technologies 2 » technologies _, technologies 4
information 3 » information 2
networks 2 » networks _, networks 1, networks a
et afrique » en afrique, l afrique
3 die » 2 die, _ die
die a » die al, die _, die 4

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3 die a communications networks 2 developpement et afrique.*.