Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien fur » technologien des, technologien und, technologies 2
eu communication » ec communication, et communication, de communication
fur information » zur information, fair information, your information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
contents do » contents co, contents how, contents mot
cost 1.4 » cost 14.4, cost 2.4, cost 1.2
do eu » do eq, do ex

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information contents do eu communication cost 1.4 developing _ africa.*.