Perhaps you should try some spelling variations:
communication 13 » communication 1.3, communication 3, communication 1
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
variation des » variation _, variation 6, variation series
l afrique » en afrique
den geld » den beld, der geld, des geld
den get » den gt, den geist
13 de » 13 die, 13 der, 13 des

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: "typologie die variation des ((den get) OR (den geld)) communication 13 de developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie die variation des ((den get) OR (den geld)) communication 13 de developpement l afrique.*.