Perhaps you should try some spelling variations:
"les communications series" » "les communication series", "les communications services", "les communication services", "laos communications series", "nps communications series", "u.s communications series"
"nets communication united" » "nets telecommunication united", "lea's communication united", "mass communication united", "c's communication united"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 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 communications series") or ("nets communication united"))) or ("et cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("les communications series") OR ("nets communication united"))) OR ("et cooperation history")).
• Removing quotes may allow a broader search: (((( les communications series ) or ( nets communication united ))) or ( et cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("les communications series") or ("nets communication united"))) or ("et cooperation history"))*.