Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
csr communication » de communication, 3 communication, 4 communication
developpement l » developpement il, developpement la, developpement de
typologies 3.3 » typologies 2.3, typologies 3.2, typologies 6.3
3.3 variation » 3.3 validation, 6.4 variation, 6.3.5 variation
variation 6 » variation _, variations _, variation des
l afrique » en afrique
der csr » does csr
6 der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologies 3.3 variation 6 der csr communication a leur developpement l afrique.*.