Perhaps you should try some spelling variations:
technologien fair » technologien fur, technologies fail, technologien als
1.3 communication » 2.3 communication, 13 communication, 4.3 communication
fair information » fairs information, fur information, labor information
information case » information based, information can, information costs
a developing » a development
developing a » developing _
costs a » costs _, costs 4
a areal » _ areal, 2 areal, 4 areal
case 2 » case 1
2 1.3 » 2 3.3, 2 4.3, _ 1.3

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

• Adding a wildcard symbol may retrieve word variants: technologien fair information case 2 1.3 communication costs a developing a areal.*.