Perhaps you should try some spelling variations:
income kommunikation » interne kommunikation, online kommunikation, image kommunikation
set developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
kommunikation a » kommunikation aa, kommunikation _, kommunikation 1
des variations » les variations, does variation, its variations
farmers income » farmer incomes, farm income
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 variations _ farmers income kommunikation a set developpement en afrique.*.