Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
la communication » _ communication, mass communication, oral communication
information gap » information _, information flow
development can » development bank, development band, development case
technologies a » technologies _
a information » _ information, land information, award information
a development » _ development, clean development, asian development
network a » networks a, network _, networks _

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

• Adding a wildcard symbol may retrieve word variants: technologies a information gap de la communication network a development can afrique.*.