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

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 3 developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: rheologie die variation ((6 figures) OR (_ figures)) a communication a 3 developpement il afrique.*.