Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
time communication » de communication, mobile communication, online communication
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
context since » context single, context some, context using
4 developing » 3 developing
developing v » developing av, developing _, developing a
since time » single time, space time
v africa » 1 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: technologies a information context since time communication costs 4 developing v africa.*.