Perhaps you should try some spelling variations:
convinced kommunikation » online kommunikation
farmers convinced » farmers confronted
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
des farmers » odds farmers, do farmers, des fahrers
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: typologien der variation des farmers convinced kommunikation _ le developpement l afrique.*.