Perhaps you should try some spelling variations:
"its communication united" » "its telecommunication united", "nets communication united", "mass communication united", "les communications united"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"
"c's communication iran" » "c's communication iraq", "c's communication ireland", "c's communication brands", "lea's communication iran", "class communication iran", "mass communication iran"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its communication united") OR ("c's communication iran"))) OR ("its cooperation history"))~.
• Removing quotes may allow a broader search: (((( its communication united ) or ( c's communication iran ))) or ( its cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its communication united") or ("c's communication iran"))) or ("its cooperation history"))*.