Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
der communications » peru communications, do communications, border communications
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
11.4 developing » 1.4 developing, 12.4 developing, 10.4 developing
developing can » developing a, developing ai, developing av
costs 11.4 » costs 11.1, costs 11.7, costs 12.4
can africa » urban africa
1 der » _ der, 2 der, 3 der
contents » context

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents 1 der communications costs 11.4 developing can africa.*.