Perhaps you should try some spelling variations:
based innovation » und innovation
innovation rates » innovation rate, innovation notes, innovation race
13 communication » 3 communication, 1 communication, 10 communication
4 developpement » de developpement, le developpement, et developpement
des afrique » en afrique, de l'afrique
rates data » rate data, states data, cases data
data 13 » data 1.3, data 1, data 12
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 based innovation rates data 13 communication costs 4 developpement des afrique.*.