Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
communication cost » communication costs, communication costa, communications costs
technologien fur » technologien des, technologien und, technologies 2
fur informations » fur information, zur information, aux informations
de communication » mobile communication, online communication
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
cost 2.3 » costs 2.3, cost 2.4, cost 2.2
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologien fur informations context 3 de communication cost 2.3 developing _ africa.*.