Perhaps you should try some spelling variations:
series innovation » series information, service innovation
de developpement » sme development
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
what case » what came, what causes, what caused
l afrique » en afrique
costs de » costs _, costs 4, costs a
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology series innovation what case 3 communication costs de developpement l afrique.*.