Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
technologien im » technologie im, technologien am, technologien _
information can » information case, information 1, information 1.2
im information » crm information, stm information, 2 information
3.5 developing » 3.3 developing, 3.2 developing, 1.5 developing
costs 3.5 » costs 4.2, costs 4.4, costs 2.3
can debt » bank debt, card debt, loan debt
debt de » debt do, debt debt, debt gdp

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

• Adding a wildcard symbol may retrieve word variants: technologien im information can debt de communication costs 3.5 developing _ area.*.