Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
developing heart » developing east, developing smart, developing effort
information age » information storage, information access, information about
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
heart areas » desert areas
one device » code device, line device, any device
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
age one » stage one, case one, age only

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

• Adding a wildcard symbol may retrieve word variants: technologien does information age one device communication costs 2.2 developing heart areas.*.