Perhaps you should try some spelling variations:
technologies used » technologies based, technology used, technologies _
19 communications » 9 communications, 10 communications, 14 communications
used information » user information, use information, based information
information data » information d820, information database, information databases
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
rates 19 » rates 1, rates 1951, rates 1975

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

• Adding a wildcard symbol may retrieve word variants: technologies used information data rates 19 communications _ de developpement en afrique.*.