Perhaps you should try some spelling variations:
transfer innovation » transport innovation, trade innovation, stronger innovation
2.3 communication » 3.2 communication, de communication, 4 communication
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
innovation 2 » innovation 1, innovation 4, innovation 3
case 2.3 » case 3, case 4.1, case 4.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology transfer innovation 2 case 2.3 communication costs 4 developpement en afrique.*.