Perhaps you should try some spelling variations:
communication services » telecommunications services
social information » social innovation, social transformation, digital information
technology social » technology series
information need » information needs, information needed, information speed
la communication » data communication, data communications
development can » development case, development co, development canada
can afrique » en afrique
need de » need le, need fide, need one

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology social information need de la communication services _ development can afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology social information need de la communication services _ development can afrique.*.