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

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

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