Perhaps you should try some spelling variations:
oral communication » personal communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
information can » information case, information 1, information 1.2
a access » 2 access, 3 access, 4 access
n oral » _ oral, 2 oral, 4 oral
can n » can _, can a, can i

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

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