Perhaps you should try some spelling variations:
colonialism partial » colonialism anti, colonialism data, colonialism colonial
africa comparative » africa comparing, africa cooperation, services comparative
communication iran » communication iraq, communication ireland, communication brands
anti colonialism » _ anticolonialism, anti colonial, neo colonialism
mass » maps

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( anti colonialism partial ) or ( africa comparative study ))) or ( mass communication iran ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( anti colonialism partial ) OR ( africa comparative study ))) OR ( mass communication iran )).
• Adding a wildcard symbol may retrieve word variants: (((( anti colonialism partial ) or ( africa comparative study ))) or ( mass communication iran ))*.