Perhaps you should try some spelling variations:
du developpement » de developpement, le developpement, et developpement
variation bus » variation des, variation bei, variation due
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
bus costs » gas costs
media du » media die, media das, media der

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation bus costs _ communication media du developpement des afrique.*.