Perhaps you should try some spelling variations:
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation ban » variation bei, variation a, variation von
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
does lac » does law, does place, does land
does la » does law, does a, does ea
a au » a auf, a bau, a aus

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 la) OR (does lac)) communication a au developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation ban ((does la) OR (does lac)) communication a au developpement en afrique.*.