Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
de communication » mobile communication, online communication
information can » information case, information 1, information 1.2
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
can debt » bank debt, card debt, loan debt
debt de » debt do, debt debt, debt gdp
costa 4 » cost 4, costa e, costa 3
1 areas » 1 area, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien does information can debt de communication costa 4 developing 1 areas.*.