Perhaps you should try some spelling variations:
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
11.3 developing » 1.3 developing, 10.3 developing, 11.5 developing
developing eu » developing e, developing eq, developing egg
contents 2 » contents 1, contents _, contents i
cost 11.3 » cost 11.5, cost 4.1.3, costs 11.1
eu africa » em africa, 1 africa, 11 africa
2 debt » 3 debt, 4 debt, 2.5 debt

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 2 debt communication cost 11.3 developing eu africa.*.