Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
information needs » information networks
technologies new » technologies _, technologies 4, technologies 2
la communication » data communication, data communications
new information » 2 information
development en » developpement en, development menu, development eco
needs de » needs men, needs one, needs _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies new information needs de la communication modes _ development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information needs de la communication modes _ development en afrique.*.