Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
de communications » de communication, do communications, mce communications
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing a » developing _
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 communications _ 3.2 developing a areas.*.