Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
paper communications » power communication, face communications, layer communication
information content » information contents, information centers, information centre
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
2 developing » 3 developing, 4 developing, 2 development
content 1 » content _
1 paper » 1 papers, _ paper, i paper
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information content 1 paper communications costs 2 developing _ africa.*.