Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
technologies ser » technologies series, technologies sector, technologies _
de developpement » sme development
developpement de » developpement des, developpement durable
ser information » user information, der information, users information
information a » information age, information about
de afrique » de l'afrique, en afrique, l afrique
des class » des classes, per class
a des » a der, a das
a de » a die, a der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies ser information a des class communication a de developpement de afrique.*.