Perhaps you should try some spelling variations:
"communication des entreprises" » "communication modes entreprises", "communication design entreprises", "communication delays entreprises"
"communication dans entreprises" » "communication dans l'entreprise", "communication les entreprises", "communication aux entreprises"

Try widening your search to All Fields.

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: "((\"communication des entreprises\") OR (\"communication dans entreprises\"))".
• Removing quotes may allow a broader search: (( communication des entreprises ) OR ( communication dans entreprises )).
• Adding a wildcard symbol may retrieve word variants: (("communication des entreprises") OR ("communication dans entreprises"))*.