Perhaps you should try some spelling variations:
"les communication series" » "les communication services", "les communication systems", "les communication skills", "les communications series", "lea's communication series", "c's communication series"
"nets communication israel" » "nets communication issues", "nets communication iran", "nets communication iraq", "lea's communication israel", "mass communication israel", "c's communication israel"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("les communication series") OR ("nets communication israel"))) OR ("its cooperation history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"les communication series\") OR (\"nets communication israel\"))) OR (\"its cooperation history\"))".
• Removing quotes may allow a broader search: (((( les communication series ) OR ( nets communication israel ))) OR ( its cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("les communication series") OR ("nets communication israel"))) OR ("its cooperation history"))*.