Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
case communications » face communications, faso communications, wave communications
de developpement » sme development
developpement de » developpement des, developpement durable
technology 1 » technology _
areal case » areas case, real case, area case
de afrique » de l'afrique, en afrique, l afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information _ areal case communications costs de developpement de afrique.*.