Perhaps you should try some spelling variations:
convinced kommunikation » online kommunikation
farmers convinced » farmers confronted
de developpement » sme development
developpement il » developpement de, developpement et, developpement du
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
il afrique » 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 des variation _ farmers convinced kommunikation und de developpement il afrique.*.