Perhaps you should try some spelling variations:
modern communication » modern communications, modern communicator, modeling communication
information context » information content, information contents, information centers
development 1.1 » development 2.1, development 2.3, development 2.2
technologies 2 » technologies _, technologies 4
3 development » 2 development
context 13 » context 1.3, context 3, context 1
1.1 africa » 1.1 african, 11 africa, 2.1 african
13 modern » 1.3 modern, 1 modern, 10 modern
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: technologies 2 information context 13 modern communication costs 3 development 1.1 africa.*.