Perhaps you should try some spelling variations:
digital communications » data communications, visual communication
communications costs » communication costs, communications _
technologies 2 » technologies _, technologies 4
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
2 transition » 2.1 transition, 2.3 transition, de transition
transition a » transition _
developing 4 » developing _, developing a, developing e
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
a africa » 1 africa, can africa, em africa
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 transition a africa digital communications costs 3.2 developing 4 areas.*.