Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
information ii » information iii, information im, information i
a developing » a development
developing a » developing _
a africa » 1 africa, can africa, em africa
costs a » costs _, costs 4
e time » 3 time, 4 time, 1 time
ii e » ii eu, ii le, ii de

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information ii e time communication costs a developing a africa.*.