Perhaps you should try some spelling variations:
cash communications » faso communications, data communications, cell communications
developpement de » developpement des, developpement durable
variation guns » variation und, variation des, variation due
des variation » does variation, de variation, der variation
de afrique » de l'afrique, en afrique, l afrique
guns does » tens does
does cash » does csr
a du » a d, a de, _ du
a u » a un, a us
typologie » typologies, typology

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: "typologie des variation guns does cash communications ((a du) OR (a u)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation guns does cash communications ((a du) OR (a u)) developpement de afrique.*.