Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications costs » communication costs, communications _
information centers » information contents, information officers
technologie und » technologies 2.1
und information » fund information, road information, award information
4 developing » 3 developing
developing a » developing _
centers 3.1 » center 3.1, centers 3.3, centers 3.8
3.1 guinea » 3.1 linea
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: technologie und information centers 3.1 guinea communications costs 4 developing a africa.*.