Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
et communication » et communicatione, get communication, debt communication
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
developing can » developing a, developing ai, developing av
15 developing » 1 developing, 5 developing, 10 developing
centers 13 » centers 10, centers 3, centers 3.3
can africa » urban africa
cost 15 » cost 12, cost 5, cost 11.5
13 et » 12 et

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

• Adding a wildcard symbol may retrieve word variants: technologien am information centers 13 et communication cost 15 developing can africa.*.