Perhaps you should try some spelling variations:
oral communication » personal communication
des developpements » deux developpements, de developpement, et developpements
developpements l » developpements de, developpement il, developpement la
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
variation dar » variation der, variation data, variation des
media des » media das, media der, media modes
l afrique » en afrique
vs oral » u.s oral
dar vs » dar es

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation dar vs oral communication media des developpements l afrique.*.