Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
de communication » mobile communication, online communication
developing cults » developing results, developing custom, developing city
10 developing » 1 developing, 3 developing, 4 developing
cults africa » culture africa, cycles africa, funds africa
context 2.5 » context 2.1, context 2.3, context 2.2
cost 10 » cost 12, cost 15, cost 1.2
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 des informations context 2.5 de communication cost 10 developing cults africa.*.