Perhaps you should try some spelling variations:
remote communication » remote communities, secure communication, time communication
information centers » information contents, information officers
technologies basic » technologies based, technologies bit, technologies big
basic information » public information
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
developing e » developing _, developing a, developing east
centers 3 » centers _, centers a, centers 3.3
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
3 remote » _ remote, a remote, 1 remote
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologies basic information centers 3 remote communication costs 4.1 developing e africa.*.