Perhaps you should try some spelling variations:
vos communications » vs communications, laos communications, do communications
de developpement » sme development
variation using » variations during, variation und, variation among
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
using does » using deep, being does, using aes
does vos » does vote, does god

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation using does vos communications _ de developpement des afrique.*.