Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
wired communications » aided communications, speed communications, wireless communications
information centers » information contents, information officers
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
technologie c » technologies 2, technologies 3, technologies 1
c information » 2 information, 1 information, 10 information
developing 1 » developing _, developing a, developing e
centers new » century new, centers money, centuries new
new wired » new world, new wine, new word
costs 4.1 » costs 4.2, costs 4.4, costs 4.3

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

• Adding a wildcard symbol may retrieve word variants: technologie c information centers new wired communications costs 4.1 developing 1 africa.*.