Perhaps you should try some spelling variations:
oral communication » personal communication
des developpements » deux developpements, de developpement, et developpements
developpements de » developpement de, developpement des, developpement du
variation series » education series, action series, edition series
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
de afrique » de l'afrique, en afrique, l afrique
series dr » series d, series de, series _
dr oral » dr osrar
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation series dr oral communication a des developpements de afrique.*.