Perhaps you should try some spelling variations:
et developpement » de developpement, le developpement, test development
a communication » la communication, data communication, data communications
developpement l » developpement il, developpement la, developpement de
rheologie die » theologie die, rheologie des, archaologie die
die variation » de variation, does variation, der variation
6 figures » 1 figures, 3 figures, 5 figures
l afrique » en afrique
a et » a set, a net, a bet

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: "rheologie die variation ((6 figures) OR (_ figures)) a communication a et developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: rheologie die variation ((6 figures) OR (_ figures)) a communication a et developpement l afrique.*.