Perhaps you should try some spelling variations:
"specimens philosophiae slavicae" » "species philosophers slavicae", "specimens philological slavicae", "specimina philologiae slavicae", "specimens philologiae slavicae", "specimens philosophiae publice", "specimens philosophie islamic"
"specimens philologica slavicae" » "specimens philological slavicae", "specimina philologica slavicae", "specimina philologiae slavicae", "specimens philologica slavica", "specimens philologiae slavicae", "specimens philologie slave"
"species philosophy classical" » "sciences philosophy classical", "speaking philosophy classical", "theories philosophy classical"
"aspects philosophy classical" » "arts philosophy classical", "parts philosophy classical", "meets philosophy classical"
"specimen philosophiae suae" » "specimen philosophicae sive", "specimen philosophicae quas", "specimen philosophiae essay"

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 suae") OR ((((("specimens philosophiae slavicae") OR ((("species philosophy classical") OR ("aspects philosophy classical"))))) OR ("specimens philologica slavicae")))).
• Removing quotes may allow a broader search: (( specimen philosophiae suae ) or ((((( specimens philosophiae slavicae ) or ((( species philosophy classical ) or ( aspects philosophy classical ))))) or ( specimens philologica slavicae )))).
• Adding a wildcard symbol may retrieve word variants: (("specimen philosophiae suae") or ((((("specimens philosophiae slavicae") or ((("species philosophy classical") or ("aspects philosophy classical"))))) or ("specimens philologica slavicae"))))*.