Perhaps you should try some spelling variations:
"intellectuals -- political activists --" » "intellectuals -- political activity --"
"intellectuals -- political activits --" » "intellectuals -- political activity --", "intellectuals -- political activities --", "intellectuals -- political activism --"
"intellectuals -- politics activity --" » "intellectuals -- political activity --", "intellectuals -- politial activity --", "intellectuals -- political activism --"

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: (("intellectuals -- politics activity --") or ((("intellectuals -- political activists --") or ("intellectuals -- political activits --"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("intellectuals -- politics activity --") OR ((("intellectuals -- political activists --") OR ("intellectuals -- political activits --")))).
• Removing quotes may allow a broader search: (( intellectuals -- politics activity -- ) or ((( intellectuals -- political activists -- ) or ( intellectuals -- political activits -- )))).
• Adding a wildcard symbol may retrieve word variants: (("intellectuals -- politics activity --") or ((("intellectuals -- political activists --") or ("intellectuals -- political activits --"))))*.