Perhaps you should try some spelling variations:
draw communication » data communication, de communication, debt communication
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
figures draw » figures a, figures from, figures de
des afrique » en afrique, de l'afrique
a du » a de, a u, _ du

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: "typology des variation _ figures draw communication ((a du) OR (a d)) developpement des afrique.~".
• Adding a wildcard symbol may retrieve word variants: typology des variation _ figures draw communication ((a du) OR (a d)) developpement des afrique.*.