Perhaps you should try some spelling variations:
information centre » information centers, information contents
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
10 developing » 1 developing, 3 developing, 4 developing
developing em » developing e, developing eq, developing amp
centre 2.3 » centre 2.4.3, century 2.3, centre 2013
em africa » 1 africa
2.3 debt » 2.5 debt, 2.3 delta, 2.3 der
cost 10 » cost 12, cost 15, cost 1.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centre 2.3 debt communication cost 10 developing em africa.*.