Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
die communication » de communication, time communication, une communication
technologien ids » technologien des, technologien als, technologien im
ids information » aids information, dis information, mis information
3.4 developing » 13.4 developing, 3.3 developing, 3.2 developing
developing eu » developing e, developing eq, developing egg
contents das » contents data, contents fase, contents maps
eu africa » em africa, 1 africa, 11 africa
cost 3.4 » cost 2.4, cost 3.2, cost 3.5
das die » dass die, das diy, das drei

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information contents das die communication cost 3.4 developing eu africa.*.