Perhaps you should try some spelling variations:
development east » development southeast, development 1
au development » eu development, au developpement, 2 development
des variation » does variation, de variation, der variation
east afrique » east africa, east african, en afrique
media au » medias au, media a, media ai
von a » von i, von f, von r
typologie » typologies, typology

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 des variation ((von a) OR (von h)) risk communication media au development east afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation ((von a) OR (von h)) risk communication media au development east afrique.*.