Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
de communication » mobile communication, online communication
des information » des informations, does information, dis information
3.3 developing » 4 developing, 2 developing, 1 developing
developing amp » developing a, developing ai, developing av
contents 3 » contents 1, contents _, contents i
amp africa » em africa, wup africa
cost 3.3 » cost 3.2, cost 2.3, cost 3.4
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 des information contents 3 de communication cost 3.3 developing amp africa.*.