Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information content » information contents, information centers, information centre
2 communications » 2 communication, 3 communications, 4 communications
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
content pt » context pt, content _, content 1
costs 4.1 » costs 4.2, costs 4.4, costs 4.3

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information content pt 2 communications costs 4.1 developing _ africa.*.