Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
technology gaps » technology gap
gaps innovation » als innovation, cars innovation, groups innovation
4 communication » 3 communication, 5.4 communication, de communication
4 developpement » de developpement, le developpement, et developpement
innovation 1.3 » innovation 2.3, innovation 3, innovation 2.1
1.3 practice » 1.5 practice, 3.3 practice, 4.3 practice
practice 4 » practice _, practice a, practice 1
de afrique » de l'afrique, en afrique, l afrique
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 gaps innovation 1.3 practice 4 communication costs 4 developpement de afrique.*.