Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
une communication » d'une communication, ante communication, de communication
technologie und » technologies 2.1
und information » fund information, road information, award information
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing em » developing e, developing eq, developing amp
centers 3.3 » centers 3.8, centers 4.3, century 3.3
em africa » 1 africa
cost 1.3 » cost 11.3, cost 1.2, cost 2.3
3.3 une » 1.3 une, 3.3 use, 4.3 une

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

• Adding a wildcard symbol may retrieve word variants: technologie und information centers 3.3 une communication cost 1.3 developing em africa.*.