Perhaps you should try some spelling variations:
deux developpements » des developpements, de developpement, du developpement
technologies under » technologies index, technologies used, technologies annex
use communication » une communication, de communication, causes communication
under innovation » gender innovation, und innovation, der innovation
innovation needs » innovation new, innovation never, innovation node
developpements l » developpements de, developpement il, developpement la
needs 5.2 » needs 5.3, needs 8.2, needs 2
l afrique » en afrique
5.2 use » 4.2 use

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

• Adding a wildcard symbol may retrieve word variants: technologies under innovation needs 5.2 use communication a deux developpements l afrique.*.