Perhaps you should try some spelling variations:
technology leading » technology learning, technology feeding, technology locating
leading innovation » learning innovation, linking innovation, embedding innovation
2 communication » 3 communication, 4 communication, 1 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs 4 » costs _, costs a, costs 4.2
case 2 » case 1

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

• Adding a wildcard symbol may retrieve word variants: technology leading innovation a case 2 communication costs 4 developpement l afrique.*.