Perhaps you should try some spelling variations:
study confirmation » side confirmation, de confirmation, equal confirmation
3.2 communication » 3 communication, 2.3 communication, de communication
a developpement » au developpement, de developpement, le developpement
confirmation 2 » confirmation _, confirmation 3, confirmation 9
des afrique » en afrique, de l'afrique
force 3.2 » force 3.4, force 1.2, force 2.2
2 force » 2 forced, 2 forces, _ force
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 study confirmation 2 force 3.2 communication costs a developpement des afrique.*.