Perhaps you should try some spelling variations:
oral communication » personal communication
developpement l » developpement il, developpement la, developpement de
des variation » does variation, de variation, der variation
variation dem » variation des, variation der, variation de
l afrique » en afrique
dem ddr » der ddr, dem der, den ddr
a die » 2 die, 3 die, _ die
a de » a der, a des, _ de
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 dem ddr oral communication ((a de) OR (a die)) developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation dem ddr oral communication ((a de) OR (a die)) developpement l afrique.*.