Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
aided communications » wired communications, speed communications, guinea communications
technology state » technology strategy, technology system, technology study
de developpement » sme development
developpement et » developpement des, developpement de, development east
state formation » state estimation
formation 1.3 » formation 1.1, formation 5.3, formation 1.2
does aided » does aid, does add
et afrique » en afrique, l afrique
1.3 does » 12.3 does, 18.3 does, 13 does
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 state formation 1.3 does aided communications costs de developpement et afrique.*.