Perhaps you should try some spelling variations:
interne kommunikation » online kommunikation, der kommunikation, wissen kommunikation
farmers interne » farmers interests, farmers increase, folders internet
developpement l » developpement il, developpement la, developpement de
variation 6 » variation _, variations _, variation des
6 farmers » _ farmers, 5 farmers, a farmers
l afrique » en afrique
a set » _ set
a et » a net, a bet, a jet

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typology _ variation 6 farmers interne kommunikation ((a et) OR (a set)) developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typology _ variation 6 farmers interne kommunikation ((a et) OR (a set)) developpement l afrique.*.