Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
set developpement » et developpement, de developpement, le developpement
variation models » valuation models, evaluation models, variation des
developpement en » developpement et, developpement des, developpement de
models farmers » model farms, odds farmers
farmers online » partners online, farmers convinced, farmers alliance
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
a set » _ set

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

• Adding a wildcard symbol may retrieve word variants: typology des variation models farmers online communication a set developpement en afrique.*.