Perhaps you should try some spelling variations:
voices communications » voice communications, voice communication, voiced communicators
communications costs » communication costs, communications _
technologien does » technologien des, technologien als, technologie de
information 1.5.2 » information 1.2, information 2
does information » des informations, dis information, users information
developing 3 » developing _, developing a, developing e
5 voices » _ voices, a voice
3 access » 2 access
1.5.2 5 » 1.5.2 _, 1.5.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologien does information 1.5.2 5 voices communications costs _ developing 3 access.*.