Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
information costs » information contents, information centers, information content
technologien als » technologien des, technologien fur, technologien und
de communication » mobile communication, online communication
als information » als informations, aids information, laws information
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
costa 3.3 » cost 3.2, costs 3.5, cost 2.3
debt de » debt do, debt debt, debt gdp
a areas » 1 areas, 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 als information costs debt de communication costa 3.3 developing a areas.*.