Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
4.1.3 development » 4.4.3 development, 4.7.3 development, 6.1.3 development
technologien und » technologie und, technologien des, technologien fur
de communication » mobile communication, online communication
und information » fund information, road information, award information
context 2.5 » context 2.1, context 2.3, context 2.2
cost 4.1.3 » costs 1.1.3, costs 2.1.3, costs 5.1.3
2.5 de » 2.5 die, 2.5 der, 2.5 dve

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

• Adding a wildcard symbol may retrieve word variants: technologien und information context 2.5 de communication cost 4.1.3 development 1 africa.*.