Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
developpement de » developpement des, developpement durable
can information » von information, von informationen
5 developpement » de developpement, le developpement, et developpement
technology can » technology change, technology 1, technology 2.2
information 3 » information 2
areas based » area based, areas case
de afrique » de l'afrique, en afrique, l afrique
3 areas » 1 areas, 2 areas, 3 area
costs 5 » 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 can information 3 areas based communications costs 5 developpement de afrique.*.