Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information context » information content, information contents, information centers
et communications » et communication, et communicatione, 10 communications
technologie und » technologies 2.1
und information » fund information, road information, award information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
context 1.3 » context 3, context 2.1, context 3.1
costs 2.4 » costs 12.4, costs 23.4, cost 2.4
1.3 et » 1.3 el, 1.3 ea, 1.3 ed

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

• Adding a wildcard symbol may retrieve word variants: technologie und information context 1.3 et communications costs 2.4 developing _ africa.*.