Perhaps you should try some spelling variations:
communication system » communication systems, telecommunication system, telecommunication systems
technologies credit » technologies create, technologies reduce
information case » information based, information age, information use
la communication » _ communication, mass communication, oral communication
development bank » development _
bank afrique » bank africa

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

• Adding a wildcard symbol may retrieve word variants: technologies credit information case de la communication system _ development bank afrique.*.