Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
developpement du » developpement de, developpement des, developpement et
4 communication » 3 communication, 5.4 communication, de communication
rate space » state space, trace space, safe space
du afrique » en afrique, l afrique, de l'afrique
costs le » costs _, costs 4, costs a
space 4 » space _, space a, space 1

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology _ inflation rate space 4 communication costs le developpement du afrique.*.