Perhaps you should try some spelling variations:
information 2.1.1 » information 2.1.5, information 2.1.6, information 2.3.1
technologien des » technologien fur, technologien und, technologies 2
ec communication » de communication, 3 communication, 4 communication
des information » des informations, does information, dis information
3 developing » 3 development
2.1.1 how » 2.1 how
costs 3 » costs _, costs 4, costs a
how ec » how eu, how ecec, how ecte

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2.1.1 how ec communication costs 3 developing _ access.*.