Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information context » information content, information contents, information centers
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
developing 11 » developing _, developing a, developing e
4 developing » 3 developing
context 2.3 » context 2.1, context 1.3, context 3
2.3 online » 2.2 online, 2.1 online
11 africa » 11 african, 1 africa, 1.1 african
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien und information context 2.3 online communication costs 4 developing 11 africa.*.