Perhaps you should try some spelling variations:
transfer innovation » transport innovation, trade innovation, stronger innovation
developpement en » developpement et, developpement des, developpement de
1 communication » 10 communication, 3 communication, 4 communication
4 developpement » de developpement, le developpement, et developpement
innovation 1 » innovation _, innovation a
costs 4 » costs _, costs a, costs 4.2
1 case » 3.1 case, 4.1 case

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

• Adding a wildcard symbol may retrieve word variants: technology transfer innovation 1 case 1 communication costs 4 developpement en afrique.*.