Perhaps you should try some spelling variations:
de developpement » sme development
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
3 communication » 4 communication, de communication, data communication
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
de afrique » de l'afrique, en afrique, l afrique
3 der » 2 der
2 de » 2 die, 2 der, _ de

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie de variation ((3 der) OR (_ der)) 3 communication 2 de developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation ((3 der) OR (_ der)) 3 communication 2 de developpement de afrique.*.