Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information content » information contents, information centers, information centre
technologies 2.1 » technologies _, technologies 4, technologies a
3 communications » 3 communication, 2 communications, 4 communications
2.1 information » 3.1 information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
content ahnen » kontext ahnen
developing a » developing _
costs 2.4 » costs 12.4, costs 23.4, cost 2.4
a africa » 1 africa, can africa, em africa
ahnen 3 » ahnen 1

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information content ahnen 3 communications costs 2.4 developing a africa.*.