Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
developing all » developing halal, developing small, developing a
information b » information 2, information 1, information bank
a developing » a development
all accessed » last accessed, who accessed
2.1 device » 2.1 service, 2 device
costs a » costs _, costs 4
b 2.1 » b 2.2

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

• Adding a wildcard symbol may retrieve word variants: technologien am information b 2.1 device communication costs a developing all accessed.*.