Perhaps you should try some spelling variations:
technologies sector » technology sector
communication costs » communication systems, communication efforts, communication skills
sector information » sector integration, customer information
power development » water development, career development, hydropower development
information need » information needs, information based, information age
la communication » _ communication, mass communication, oral communication
costs power » cost power, costs per, costing power

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 costs power development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies sector information need de la communication costs power development _ afrique.*.