Perhaps you should try some spelling variations:
information some » information source, information stored, information space
de communication » mobile communication, online communication
use information » user information, house information, users information
technology use » technology 1, technology 2.2, technology 3
6.4 developing » 5.4 developing, 3.3 developing, 2.2 developing
some debates » some states, some related, life debates
developing a » developing _
debates de » debates we, debates did, debates _
costs 6.4 » costs 4.4, costs 4.2, costs 2.3
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technology use information some debates de communication costs 6.4 developing a africa.*.