Perhaps you should try some spelling variations:
oral communication » personal communication
developpement de » developpement des, developpement durable
3 developpement » de developpement, le developpement, et developpement
technologies 4 » technologies _
4 transition » 2 transition, de transition, en transition
transition a » transition _
de africa » does africa, de america, use africa
der oral » der moral, der ort, der orte
media 3 » media _, media 1, media 4
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 transition a der oral communication media 3 developpement de africa.*.