Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
based innovation » und innovation
innovation rates » innovation rate, innovation notes, innovation race
4 developpement » de developpement, le developpement, et developpement
des afrique » en afrique, de l'afrique
rates data » rate data, states data, cases data
data 1.1 » data 2.1, data 1.2, data 1.3
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 1.1 communication costs 4 developpement des afrique.*.