Perhaps you should try some spelling variations:
information centers » information contents, information officers
2011 communication » 2.14 communication, 2.3 communication, 1 communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing ai » developing a, developing av, developing asia
centers 2011 » centre 2011, centers 21, center 2.1
a developing » a development
2011 2011 » 2011 2012, 2010 2011, 2011 2013
ai africa » ii africa, can africa, 1 africa
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers 2011 2011 communication costs a developing ai africa.*.