Perhaps you should try some spelling variations:
deal communication » real communication, oral communication, cell communication
les developpement » le developpement, des developpements, leur developpement
communication 1 » communication _, communication a, communication 3
variation 6 » variation _, variations _, variation des
firms deal » firms legal, firms health, firms really
il afrique » en afrique
l afrique » en afrique
6 firms » 4 firms, 4.6 firms, do firms
1 les » 2 les

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: "typology _ variation 6 firms deal communication 1 les developpement ((il afrique) OR (l afrique)).~".
• Adding a wildcard symbol may retrieve word variants: typology _ variation 6 firms deal communication 1 les developpement ((il afrique) OR (l afrique)).*.