Perhaps you should try some spelling variations:
au developpement » du developpement, de developpement, le developpement
communication 1 » communication _, communication a, communication 3
variation ban » variation bei, variation a, variation von
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
does et » does ea, does eu, does debt
does e » does de, does _, does a
1 au » 1 auf, 1 aug, 1 a

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 ban ((does et) OR (does e)) communication 1 au developpement des afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation ban ((does et) OR (does e)) communication 1 au developpement des afrique.*.