Perhaps you should try some spelling variations:
information cases » information case, information classes, information costs
ddr communication » de communication, csr communication, under communication
technologien ist » technologien im, technologien mit, technologies exist
ist information » iot information, first information, cost information
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
des ddr » der ddr, des dr, dem ddr
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 ist information cases des ddr communication costs 3.3 developing a areas.*.