Perhaps you should try some spelling variations:
oral communication » personal communication
technologien road » technologien ad, technologien und, technologien am
information case » information based, information can, information costs
development 3.1 » development 1
3.1 access » 1.1 access, 3.2 access, 3.6 access
costs 2 » costs 20, costs _, costs 4
case n » case 1, case 2, case 3
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 road information case n oral communication costs 2 development 3.1 access.*.