Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information context » information content, information contents, information centers
technologies 2 » technologies _, technologies 4
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing de » developing e, developing ce, developing deep
context 1 » context 3, context 2
de africa » does africa, de america, use africa
1 mobile » _ mobile, a mobile, 2 mobile

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 1 mobile communications costs 4.2 developing de africa.*.