Perhaps you should try some spelling variations:
glass communication » class communication, mass communication, plans communication
de developpement » sme development
variation over » variation der, variation notes, variation des
des variation » does variation, de variation, der variation
des afrique » en afrique, de l'afrique
data glass » data gaps, data classes
over data » cover data, other data, order data
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 over data glass communication _ de developpement des afrique.*.