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
information needs » information flows, information networks
la communication » _ communication, mass communication, oral communication
development a » development _, development bank, development banks
costs human » lost human
needs a » needs _, need a

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

• Adding a wildcard symbol may retrieve word variants: technologies sector information needs a la communication costs human development a afrique.*.