Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing ce » developing e, developing ict, developing cil
model data » models data
3.2 model » 4.2 model
costs 2.4 » costs 12.4, costs 23.4, cost 2.4
ce africa » de africa, care africa, use africa

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

• Adding a wildcard symbol may retrieve word variants: technologies co information 3.2 model data communications costs 2.4 developing ce africa.*.