Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien als » technologien des, technologien fur, technologien und
de communication » mobile communication, online communication
als information » als informations, aids information, laws information
1.2 developing » 12.2 developing, 13.2 developing, 2.2 developing
developing amp » developing a, developing ai, developing av
amp africa » em africa, wup africa
cost 1.2 » cost 3.2, cost 12, cost 2.2
1 de » 1 die, 1 der, _ de
contents » context

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

• Adding a wildcard symbol may retrieve word variants: technologien als information contents 1 de communication cost 1.2 developing amp africa.*.