Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
der communication » de communication, under communication, debt communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
15 developing » 1 developing, 5 developing, 10 developing
developing em » developing e, developing eq, developing amp
contents i » contents 1, contents _, contents list
em africa » 1 africa
cost 15 » cost 12, cost 5, cost 11.5
i der » ii der, _ der, 2 der

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 i der communication cost 15 developing em africa.*.