Perhaps you should try some spelling variations:
"specimens philosophiae slavicae" » "species philosophy slavicae", "species philosophers slavicae", "specimens philological slavicae", "specimens philologiae slavicae", "specimens philologica slavicae", "specimens philosophiae suae", "specimens philosophiae slavice"
"specimen philosophiae slavicae" » "specimen philologiae slavicae", "specimen philologica slavicae", "specimen philosophiae suae", "specimen philosophiae slavice"
"specimens philologica slavice" » "specimens philological slavice", "specimina philologica slavice", "specimina philologiae slavice", "specimens philologica slavicae", "specimens philologiae slavicae", "specimens philologie slave"
"specimens philologica slavica" » "specimens philological slavica", "specimina philologica slavica", "specimina philologiae slavica", "specimens philologica slavic"
"specimen philosophiae publice" » "specimen philosophy public"

Try widening your search to All Fields.

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: (((("specimen philosophiae slavicae") OR ("specimen philosophiae publice"))) OR ((("specimens philosophiae slavicae") OR ((("specimens philologica slavice") OR ("specimens philologica slavica")))))).
• Removing quotes may allow a broader search: (((( specimen philosophiae slavicae ) or ( specimen philosophiae publice ))) or ((( specimens philosophiae slavicae ) or ((( specimens philologica slavice ) or ( specimens philologica slavica )))))).
• Adding a wildcard symbol may retrieve word variants: (((("specimen philosophiae slavicae") or ("specimen philosophiae publice"))) or ((("specimens philosophiae slavicae") or ((("specimens philologica slavice") or ("specimens philologica slavica"))))))*.