Perhaps you should try some spelling variations:
chad communications » canada communications, chile communications, china communications
developpement de » developpement des, developpement durable
variation card » variation aware, variation der, variation und
des variation » does variation, de variation, der variation
de afrique » de l'afrique, en afrique, l afrique
card does » care does, far does, aid does
does chad » does child, does cat
_ co » _ do
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 card does chad communications ((a co) OR (_ co)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation card does chad communications ((a co) OR (_ co)) developpement de afrique.*.