Perhaps you should try some spelling variations:
information sources » information resources, information services, information security
communication mode » communication model, communication modes, communication module
urban development » human development
la communication » data communication, data communications
des information » des informations, does information, dis information
techniques des » techniques de, technique des, techniques dans
sources around » courses around, sources background, countries around
development l » development li, development 1, development law
mode urban » modern urban, pope urban
around la » around a, around land, around war
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: techniques des information sources around la communication mode urban development l afrique.*.