Perhaps you should try some spelling variations:
cash communications » faso communications, data communications, cell communications
developpement de » developpement des, developpement durable
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
variation a » variation _, variation 6, variation 5
de afrique » de l'afrique, en afrique, l afrique
does cash » does csr
a does » 2 does, 4 does, 1 does
3 das » 2 das

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologies des variation a does cash communications ((3 das) OR (1 das)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologies des variation a does cash communications ((3 das) OR (1 das)) developpement de afrique.*.