Perhaps you should try some spelling variations:
"les communications issues" » "les communication issues", "les communications studies", "les communications costs", "laos communications issues", "nps communications issues", "u.s communications issues"
"nets communication israel" » "nets communication issues", "nets communication iran", "nets communication iraq", "lea's communication israel", "mass communication israel", "c's communication israel"
"et cooperations history" » "et cooperation history", "et corporations history", "et operaciones history", "et cooperatives history", "eu cooperation history"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("les communications issues") or ("nets communication israel"))) or ("et cooperations history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("les communications issues") OR ("nets communication israel"))) OR ("et cooperations history")).
• Removing quotes may allow a broader search: (((( les communications issues ) or ( nets communication israel ))) or ( et cooperations history )).
• Adding a wildcard symbol may retrieve word variants: (((("les communications issues") or ("nets communication israel"))) or ("et cooperations history"))*.