Perhaps you should try some spelling variations:
oral communication » personal communication
information costs » information contents, information centers, information content
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4 development » 2 development, 4 developing
development 4 » development 1
4 access » 2 access, 3 access
costs n » costs _, costs a, costs 5
costs 4 » costs _, costs a, costs 4.2
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 und information costs n oral communication costs 4 development 4 access.*.