Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
eu communication » ec communication, et communication, de communication
des information » des informations, does information, dis information
contents how » content how, contents co, contents mot
4 developing » 3 developing
developing e » developing _, developing a, developing east
e africa » em africa, de africa, eu africa
cost 4 » cost _, cost 2.4

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 how eu communication cost 4 developing e africa.*.