Perhaps you should try some spelling variations:
online kommunikation » online communication, online communications, interne kommunikation
development en » developpement en, development menu, development eco
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
farm online » from online, face online, fur online
1 ports » _ ports, 2 ports, 3 ports
1 port » _ port, 1 post, a port

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 die variation _ farm online kommunikation ((1 port) OR (1 ports)) development en afrique.~".
• Adding a wildcard symbol may retrieve word variants: typology die variation _ farm online kommunikation ((1 port) OR (1 ports)) development en afrique.*.