Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
de communication » mobile communication, online communication
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
60 developing » 10 developing, 20 developing, 90 developing
context 2.1 » context 1
costs 60 » costs 20, costs 6.4, costs 168
2.1 de » 2.1 die, 2.1 der, 2.1 do

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

• Adding a wildcard symbol may retrieve word variants: technologies a information context 2.1 de communication costs 60 developing _ africa.*.