Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
et developpement » de developpement, le developpement, test development
developpement du » developpement de, developpement des, developpement et
variation der » variation des, variation bei, variation _
2 variation » 2 variations
typology 2 » typology _, typology 6, typology a
du afrique » en afrique, l afrique, de l'afrique
der a » der _, der e

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

• Adding a wildcard symbol may retrieve word variants: typology 2 variation der a rural communications _ et developpement du afrique.*.