Perhaps you should try some spelling variations:
"specimen philosophiae slavicae" » "specimen philosophiae publice", "specimen philologica slavicae", "specimen philosophiae suae"
"specimina philologiae slavica" » "specimina philologica slavica", "specimens philological slavica", "specimina philologica slavicae"
"specimina philologiae slavicae" » "specimina philologica slavicae", "specimens philological slavicae", "specimina philologica slavica", "specimina philologica slavicaee"
"specimina philologie slave" » "specimina philologica 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 ((("specimina philologiae slavicae") OR ("specimen philosophiae slavicae")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"specimina philologiae slavica\") or (\"specimina philologie slave\"))) or (((\"specimina philologiae slavicae\") OR (\"specimen philosophiae slavicae\"))))".
• Removing quotes may allow a broader search: (((( specimina philologiae slavica ) or ( specimina philologie slave ))) or ((( specimina philologiae slavicae ) OR ( specimen philosophiae slavicae )))).
• Adding a wildcard symbol may retrieve word variants: (((("specimina philologiae slavica") or ("specimina philologie slave"))) or ((("specimina philologiae slavicae") OR ("specimen philosophiae slavicae"))))*.