Perhaps you should try some spelling variations:
oral communication » personal communication
information cases » information case, information classes, information costs
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
development 2.3 » development 2.1, development 1
2.3 access » 5.3 access, 1.3 access, 2.4 access
cases new » case new, cases des, cases el
new oral » new moral, knew moral, new rural
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 cases new oral communication costs 2 development 2.3 access.*.