Perhaps you should try some spelling variations:
1.3 communication » 2.3 communication, 13 communication, 4.3 communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information can » information case, information 1, information 1.2
costs a » costs _, costs 4
a areal » _ areal, 2 areal, 4 areal
can 1 » can 11, can _, can a
1 1.3 » 1 10.3, 1 11.3, 12 1.3

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

• Adding a wildcard symbol may retrieve word variants: technologien des information can 1 1.3 communication costs a development a areal.*.