Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
und informations » und information, und informationen, fund information
de communication » mobile communication, online communication
technologie und » technologies 2.1
12.4 developing » 1.4 developing, 2.2 developing, 1.3 developing
context 2.3 » context 2.1, context 1.3, context 3
costs 12.4 » costs 11.4, costs 12.3, costs 2.4
2.3 de » 2.3 die, 2.3 der, 4.3 de

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

• Adding a wildcard symbol may retrieve word variants: technologie und informations context 2.3 de communication costs 12.4 developing _ africa.*.