Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
developing rates » developing states, developing water, developing cities
des information » des informations, does information, dis information
1 developing » 3 developing, 4 developing, 2 developing
rates africa » state africa
context 2.3 » context 2.1, context 1.3, context 3
2.3 debt » 2.5 debt, 2.3 delta, 2.3 der
cost 1 » cost 12, cost 15, cost _

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

• Adding a wildcard symbol may retrieve word variants: technologien des information context 2.3 debt communication cost 1 developing rates africa.*.