Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
technologies based » technologies used, technology based, technologies a
based information » basic information, based innovation, land information
information gaps » information gap
la communication » data communication, data communications
ce development » ece development, e development, rice development
development en » developpement en, development menu, development eco
network ce » network case, network cnn, network _
gaps de » gaps do, camps de, gaps new

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

• Adding a wildcard symbol may retrieve word variants: technologies based information gaps de la communication network ce development en afrique.*.