Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information 1.5.2 » information 1.2, information 2
do communications » 10 communications, 14 communications, 2 communications
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
3 developing » 3 development
developing 2 » developing _, developing a, developing e
1.5.2 der » 3.5.2 der, 5.5.2 der, 1.5.4 der
costs 3 » costs _, costs 4, costs a
2 areas » 1 areas, 2 areal, 4 areas
der do » der de, der db, der does

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 1.5.2 der do communications costs 3 developing 2 areas.*.