Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.2 communications » 2.2 communication, 4.2 communications, 3.2 communication
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
tradition aid » traditional aid, tradition und, tradition a
technology a » technology 1, technology 3, technology 4
programs 2.2 » programs _, programs a, programs 1
a tradition » _ tradition, a traditional, a transition
de afrique » de l'afrique, en afrique, l 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 a tradition aid programs 2.2 communications costs 4 developpement de afrique.*.