Perhaps you should try some spelling variations:
"_ colonization history" » "_ communication history", "_ organization history", "_ cooperation history"
"its communication united" » "its telecommunication united", "nets communication united", "c's communication united", "les communications united"
"mass communication iraq" » "mass communication iran", "mass communication israel", "mass communication italy", "maps communication iraq"

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