Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
technologies 3 » technologies _, technologies 4, technologies 2
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
3 information » 1 information
developing a » developing _
contents je » contents key, contents 1, contents _
je actors » key actors, new actors, aet actors
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information contents je actors communication costs 3.2 developing a africa.*.