Perhaps you should try some spelling variations:
"specimen philosophiae slavicae" » "specimen philologiae slavicae", "specimen philosophiae publice", "specimen philologica slavicae"
"specimina philologiae slavica" » "specimens philological slavica", "specimina philologiae slavicae", "specimina philologica slavicae"
"specimina philologica slavica" » "specimens philological slavica"
"specimina philologie slave" » "specimens philological 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: (((("specimina philologiae slavica") OR ("specimina philologie slave"))) OR ((("specimen philosophiae slavicae") OR ("specimina philologica slavica")))).
• Removing quotes may allow a broader search: (((( specimina philologiae slavica ) or ( specimina philologie slave ))) or ((( specimen philosophiae slavicae ) or ( specimina philologica slavica )))).
• Adding a wildcard symbol may retrieve word variants: (((("specimina philologiae slavica") or ("specimina philologie slave"))) or ((("specimen philosophiae slavicae") or ("specimina philologica slavica"))))*.