Perhaps you should try some spelling variations:
de developpement » sme development
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
variation 3 » variation _, variation 6, variation 5
de afrique » de l'afrique, en afrique, l afrique
der 3 » der e, des 3, der a
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 3) OR (der _)) communication 2 de developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation 3 ((der 3) OR (der _)) communication 2 de developpement de afrique.*.