Perhaps you should try some spelling variations:
telecommunications sector » telecommunications services
la telecommunications » _ telecommunications, vsat telecommunications, web telecommunications
change information » trade information, chief information
technology change » technological change, technological changes
information use » information age, information _, information gap
le development » e development, sme development, use development
sector le » sector led, sector _, sector a

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology change information use de la telecommunications sector le development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology change information use de la telecommunications sector le development _ afrique.*.