Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
eu communication » ec communication, et communication, de communication
contents how » content how, contents co, contents mot
5 developing » 3 developing, 4 developing, 2 developing
developing e » developing _, developing a, developing east
e africa » em africa, de africa, eu africa
cost 5 » cost 15, cost _, cost 4

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

• Adding a wildcard symbol may retrieve word variants: technologien does information contents how eu communication cost 5 developing e africa.*.