Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
development recent » development report, development results, development reports
information need » information needs, information needed, information speed
a communications » a communication, data communications, a communicative
2.2 information » 4.2 information, 2.2.3 information, 2.2 transformation
technology 2.2 » technology _, technology 1, technology 3
networks a » networks 1
need de » need le, need fide, need one
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: technology 2.2 information need de a communications networks a development recent afrique.*.