Perhaps you should try some spelling variations:
comparative government » comparative assessment
communication repeated » communication related, communication research, communication oriented
repeated measures » related measures
structures story » structure story, structures study, structures some
measures history » measurement history, resources history, measures victoria

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( comparative government structures story ) or ( communication repeated measures history ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( comparative government structures story ) OR ( communication repeated measures history )).
• Adding a wildcard symbol may retrieve word variants: (( comparative government structures story ) or ( communication repeated measures history ))*.