Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
information costs » information contents, information centers, information content
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing asia » development asia, developing a
3 developing » 3 development
11.4 device » 11.4.1 device, 11.4.2 device, 11.4.3 device
asia access » basic access, basin access, asia across
costs 11.4 » costs 11.1, costs 11.7, costs 12.4
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien als information costs 11.4 device communication costs 3 developing asia access.*.