Perhaps you should try some spelling variations:
say kommunikation » chat kommunikation, fach kommunikation, der kommunikation
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
der variation » de variation, does variation, die variation
typology der » typologie der, typologien der, typologie des
farmers say » farmers a, farmers can, farmers back
l afrique » en afrique
und de » und der, und des, und den

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

• Adding a wildcard symbol may retrieve word variants: typology der variation _ farmers say kommunikation und de developpement l afrique.*.