Perhaps you should try some spelling variations:
study confirmation » side confirmation, de confirmation, equal confirmation
confirmation 3.2 » confirmations 3.8, configuration 3.2, confirmation _
au developpement » du developpement, de developpement, le developpement
a communication » la communication, data communication, data communications
developpement l » developpement il, developpement la, developpement de
networks au » networks a, networks a4, networks 1
3.2 facts » 2.2 facts, 4.2 facts, 5.2 facts
l afrique » en afrique
facts a » facts _, facts 1

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

• Adding a wildcard symbol may retrieve word variants: technology study confirmation 3.2 facts a communication networks au developpement l afrique.*.