Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien zur » technologien fur, technologien des, technologien und
information case » information based, information can, information costs
de communication » mobile communication, online communication
zur information » fur information, your information, der information
development 2.1 » development 1
2.1 areal » 2.1 area, 2.1 real, 2.1 areas
avide de » avide une, guide de, aude de
cost 2 » cost 12, cost _, cost 4

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

• Adding a wildcard symbol may retrieve word variants: technologien zur information case avide de communication cost 2 development 2.1 areal.*.