Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
a communications » a communication, data communications, a communicative
technologies 2 » technologies _, technologies 4
development co » development case, development china
information 1 » information 2, information 3, information 3.2
networks 2 » networks _, networks 1, networks a
co afrique » en afrique, l afrique
1 de » 1 die, 1 der, _ de
de a » de la, de sa, der a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1 de a communications networks 2 development co afrique.*.