Perhaps you should try some spelling variations:
routledge studies » route studies
knowledge studies » knowledge sources, knowledge services, knowledge spaces
knowledge states » knowledge spaces, knowledge space, knowledge sets
outline studies » online studies, doctrine studies, outcome studies

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: ((((routledge studies) OR (outline studies))) OR (((knowledge studies) OR (knowledge states)))) in crime AND society.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((routledge studies) or (outline studies))) or (((knowledge studies) OR (knowledge states)))) in crime and society".
• Adding a wildcard symbol may retrieve word variants: ((((routledge studies) or (outline studies))) or (((knowledge studies) OR (knowledge states)))) in crime and society*.