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 philosophiae suae" » "species philosophers suae", "specimens philological suae", "specimina philologiae suae", "specimens philosophicae sive", "specimens philosophicae quas", "specimens philosophiae essay"
"specimen philosophiae slavicae" » "specimen philologiae slavicae", "specimen philosophiae publice", "specimen 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"

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 ((((((("specimens philosophiae slavicae") OR ("specimens philosophiae suae"))) OR ((("species philosophy classical") OR ("aspects philosophy classical"))))) OR ("specimens philologica slavicae")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"specimen philosophiae slavicae\") or (((((((\"specimens philosophiae slavicae\") OR (\"specimens philosophiae suae\"))) or (((\"species philosophy classical\") or (\"aspects philosophy classical\"))))) or (\"specimens philologica slavicae\"))))".
• Removing quotes may allow a broader search: (( specimen philosophiae slavicae ) or ((((((( specimens philosophiae slavicae ) OR ( specimens philosophiae suae ))) or ((( species philosophy classical ) or ( aspects philosophy classical ))))) or ( specimens philologica slavicae )))).
• Adding a wildcard symbol may retrieve word variants: (("specimen philosophiae slavicae") or ((((((("specimens philosophiae slavicae") OR ("specimens philosophiae suae"))) or ((("species philosophy classical") or ("aspects philosophy classical"))))) or ("specimens philologica slavicae"))))*.