Perhaps you should try some spelling variations:
transformation dual » transformation das, transformation du, transformation der
6.1 communication » 4.1 communication, 1.1 communication, 3.1 communication
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
dual case » rural case, dual phase, dual scale
l afrique » en afrique
case 6.1 » case 16.1, case 6.12, case 6.13
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology _ transformation dual case 6.1 communication costs a developpement l afrique.*.