Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
developments 10 » developments 1, developments 10.2, developments _
information 2 » information 3
10 access » 1.1 access, 2 access, 3 access
n oral » _ oral, 2 oral, 4 oral
2 n » 2 un, 2 nr

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information 2 n oral communication costs _ developments 10 access.*.