Perhaps you should try some spelling variations:
"specimen philosophiae slavicae" » "specimen philosophiae publice", "specimen philosophiae suae", "specimen philosophie islamic"
"speciess philosophiae slavicae" » "speciess philosophiae publice", "speciess philosophiae suae", "speciess philosophie islamic", "species philosophy slavicae", "spencers philosophie slavicae", "access philosophie slavicae"
"species philosophers slavicae" » "species philosophers france", "species philosophers have", "species philosophers american", "species philosophy slavicae", "sciences philosophers slavicae", "grecian philosophers slavicae"
"specimens philologica slavicae" » "specimens philological slavicae", "specimina philologica slavicae", "specimina philologiae slavicae", "specimens philologica slavica", "specimens philologie slave", "specimens philologica sive"
"specimen philologiae slavicae" » "specimina philologiae slavicae", "specimens philological slavicae", "specimina philologica slavicae", "specimen philologica slavica", "specimen philologie slave"

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