Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
technology gender » technology leader, technology leaders, technology guides
innovation rates » innovation rate, innovation notes, innovation race
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
rates case » rates cape, states case, rates east
case 4.2 » case 4.1, case 2
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 gender innovation rates case 4.2 communications costs a developpement en afrique.*.