Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.3 communications » 4.3 communication, 2.3 communication, 1.3 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
wage space » image space, large space, safe space
space 4.3 » space 3.3, space 2.1, space 3.2
l afrique » en 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 _ reservation wage space 4.3 communications costs 4 developpement l afrique.*.