Perhaps you should try some spelling variations:
technologies sector » technology sector
communication modes » communication costs, communication media, communication methods
sector information » sector integration, customer information
information need » information needs, information based, information age
la communication » _ communication, mass communication, oral communication
development case » development bank, development a, development aid

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

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