Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
communication 3 » communication _, communication a
developpement l » developpement il, developpement la, developpement de
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
does oral » does formal
l afrique » en afrique
does oil » des oil, does aid, does our
3 das » 1 das, 2 das

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

• Performing a fuzzy search may retrieve terms with similar spellings: typology des variation _ ((does oral) OR (does oil)) communication 3 das developpement l afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "typology des variation _ ((does oral) OR (does oil)) communication 3 das developpement l afrique.*".