Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
information 1 » information 2, information 3, information 3.2
20 class » 20 clash, 23 class, 1 class
a der » _ der, 2 der, 3 der
1 20 » 19 20, 17 20, 18 20

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1 20 class communication a der developpement en afrique.*.