Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
development works » development work, development workshop, development network
information case » information based, information can, information costs
technologies 2 » technologies _, technologies 4
works africa » towns africa
4.1 class » 3.4.1 class, 4.1 classic, 4.4.1 class
case 4.1 » case 4.2, case 1
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information case 4.1 class communication media a development works africa.*.