Perhaps you should try some spelling variations:
"mass communication issues" » "mass community issues", "mass communication india", "mass communication united", "maps communication issues"
"_ colonization history" » "_ communication history", "_ organization history", "_ cooperation history", "_ decolonization history", "decolonization _ history"
"stroke communication iran" » "prone communication iran", "spoken communication iran", "style communication iran", "stroke communication iraq", "stroke communication ireland", "stroke communication brands"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mass communication issues") or ("_ colonization history"))) or ("stroke communication iran"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mass communication issues") OR ("_ colonization history"))) OR ("stroke communication iran"))*.
• Removing quotes may allow a broader search: (((( mass communication issues ) or ( _ colonization history ))) or ( stroke communication iran ))*.