Perhaps you should try some spelling variations:
c's communication » lea's communication, class communication, mass communication
de developpement » sme development
developpement de » developpement des, developpement durable
technology 3.2 » technology 2.2, technology 3.1, technology 2
3.2 regulation » 3.1 regulation, 3.2 relation, de regulation
regulation a » regulation _
case c's » case case, case cost
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 3.2 regulation a case c's communication costs de developpement de l'afrique.*.