Perhaps you should try some spelling variations:
communication model » communication media
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 2 » information 3
development d » development ds, development 1, development did
d african » do african, _ african, 1 african
model 2 » model 1, model 2.2, model 2.1
e risk » 2 risk, 1 risk
2 e » 2 de, 2 re, 2 le

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 e risk communication model 2 development d african.*.