Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
development 2.1 » development 1
information 3 » information 2
buyer model » layer model
2.1 access » 1.1 access, 3.1 access, 5.1 access
3 buyer » _ buyer, a buyer, _ buyers
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 3 buyer model communication costs 2 development 2.1 access.*.