Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies aids » technologies a, technologies any, technologies fish
aids information » hidden information, chief information, award information
information need » information needs, information based, information age
la communication » _ communication, mass communication, oral communication
developpement en » development _, development a, development co

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies aids information need de la communication costs _ developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies aids information need de la communication costs _ developpement en afrique.*.