Perhaps you should try some spelling variations:
csr communications » csr communication, cell communications, chad communications
leur developpement » le developpement, deux developpements, de developpement
communications a » communications _, communications law, communications media
developpement l » developpement il, developpement la, developpement de
des variation » does variation, de variation, der variation
variation der » variation des, variation bei, variation _
l afrique » en afrique
der do » der de, der db, der does
do csr » does csr

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

• Performing a fuzzy search may retrieve terms with similar spellings: (typologie OR typologies) des variation der do csr communications a leur developpement l afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(typologie OR typologies) des variation der do csr communications a leur developpement l afrique.*".