Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
information needs » information networks
technologies can » technologies a, technologies co, technologies _
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
a communication » la communication, data communication, data communications
needs e » needs _, needs a, needs 3
e a » et a

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

• Adding a wildcard symbol may retrieve word variants: technologies can information needs e a communication network _ developpement en afrique.*.