Perhaps you should try some spelling variations:
des communication » les communications, nets communication, c's communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
informal group » informal groups, informal gold, informal out
group thema » group therapy, group theory, grosse thema
thema des » thema der, themen des, thematik des
media de » media die, media der, media diet

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

• Adding a wildcard symbol may retrieve word variants: technologie _ informal group thema des communication media de developpement en afrique.*.