Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
de communication » mobile communication, online communication
2.1 development » 3.1 development, 2.3 development, 2.2 development
technologies 4 » technologies _
4 information » 2 information, 1 information
china africa » cpia africa, china asia
costs 2.1 » costs 2.3, costs 4.1, costs 2.2
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information context 3 de communication costs 2.1 development china africa.*.