Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
communications 1 » communications 14, communications _, communications a
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
variation 1 » variations 1, variation _, variation 6
de afrique » de l'afrique, en afrique, l afrique
does data » does cat
1 does » 10 does, 13 does, 12 does
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 1 does data communications 1 das developpement de afrique.*.