Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
information banken » information bank, information banks, information based
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing a » developing _
banken die » franken die, bank die, banken den
die voice » cine voice, one voice
a aes » _ aes, a abs, a aus

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

• Adding a wildcard symbol may retrieve word variants: technologien und information banken die voice communication costs 4.2 developing a aes.*.