Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information based » information case, information bank, transformation based
technologien der » technologien des, technologie der, technologien fur
de communication » mobile communication, online communication
der information » insider information, sector information, labor information
development 2.1 » development 1
based avide » based advice, based aid, based guide
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 der information based avide de communication cost 2 development 2.1 areal.*.