Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information based » information case, information bank, transformation based
do communications » 10 communications, 14 communications, 2 communications
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4 developing » 3 developing
developing a » developing _
based debt » based deep, based direct
debt do » debt gdp, debt how
costs 4 » costs _, costs a, costs 4.2
a areal » _ areal, 2 areal, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information based debt do communications costs 4 developing a areal.*.