Perhaps you should try some spelling variations:
technology change » technological change, technological changes
change innovation » change information, chain innovation, trade innovation
innovation spaces » innovation space, innovation sources, innovation series
3.2 communication » 3 communication, 2.3 communication, de communication
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
case 3.2 » case 4.2, case 3.1, case 5.2
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 change innovation spaces case 3.2 communication costs 4 developpement de afrique.*.