Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
der communication » de communication, under communication, debt communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 informations » 2.1 information, 9.2.1 informations, 3.1 information
developing urban » development urban, developing human, developing areas
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
urban africa » urban area
costs 1.4 » costs 11.4, costs 12.4, costs 4.4

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 informations context _ der communication costs 1.4 developing urban africa.*.