Perhaps you should try some spelling variations:
oral communication » personal communication
variation series » education series, action series, edition series
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
des variation » does variation, de variation, der variation
series der » serien der, series de, series d
der oral » der moral, der ort, der orte
3 de » 3 die, 3 der, 3 des
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation series der oral communication 3 de developpement en afrique.*.