Perhaps you should try some spelling variations:
5.5.2 communication » 3.3.2 communication, 3.4.2 communication, 4.2.2 communication
innovation within » innovation without, innovation think, innovation machine
technology chain » technology can, technology china, technology changing
chain innovation » chain integration, open innovation, green innovation
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
within crop » within group, within cco, within co
crop 5.5.2 » crop 5.2.6, csp 5.5.2
l afrique » en afrique
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 chain innovation within crop 5.5.2 communication costs a developpement l afrique.*.