Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
technologies smart » technologies art, technologies part, technologies summary
smart information » small information, market information, impact information
contents one » contents open, contents je, contents cover
4 developing » 3 developing
developing a » developing _
one class » one case
a africa » 1 africa, can 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 smart information contents one class communication costs 4 developing a africa.*.