Perhaps you should try some spelling variations:
oral communication » personal communication
des developpements » deux developpements, de developpement, et developpements
developpements en » developpement en, developpement et, developpements de
variation tens » variation des, variation test, variation notes
typologien de » typologien der, typologie des, typologie der
de variation » der variation, die variation, does variation
tens does » guns does
does oral » does formal, does oil

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation tens does oral communication _ des developpements en afrique.*.