Perhaps you should try some spelling variations:
oral communication » personal communication
technologien ad » technologien am, technologien und, technologien als
development 5.3 » development 5.1, development 5.4, development 5.5
ad information » d information, nd information, od information
contents n » contents 1, contents _, contents i
5.3 access » 1.1 access, 3.1 access, 3.2 access
n oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information contents n oral communication costs _ development 5.3 access.*.