Perhaps you should try some spelling variations:
technologien systems » technological systems, technology systems, technology system
communicatione costs » communication costs, communications costs, communication costa
systems information » systeme d'information, customs information, systems innovation
information centers » information contents, information officers
et communicatione » et communication, get communication, debt communication
4 developing » 3 developing
developing a » developing _
centers ne » centers _, centers 10, centers 21
a africa » 1 africa, can africa, em africa
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien systems information centers ne et communicatione costs 4 developing a africa.*.