Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
des communication » les communications, nets communication, c's communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
15 developing » 1 developing, 5 developing, 10 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
cost 15 » cost 12, cost 5, cost 11.5
1 des » 1 das, 1 der, a des
contents » context

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents 1 des communication cost 15 developing a africa.*.