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
3.4.1 class » 3.4.2 class, 3.4.3 class, 3.4.4 class
case 3.4.1 » case 3.2.1, case 3.1.1, case 3.3.1
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 3.4.1 class communication media a development works africa.*.