Perhaps you should try some spelling variations:
"specimens philological slavicae" » "specimina philologica slavicae", "specimen histological slavicae", "specimen pathological slavicae", "specimens philologica slavica", "specimens philological polemical", "specimens philological satirical"
"specimen philologica slavicae" » "specimina philologica slavicae", "specimen histological slavicae", "specimen pathological slavicae", "specimen philologica slavica", "specimen philologie slave", "specimen philologica sive"
"specimen philologiae slavicae" » "specimina philologiae slavicae", "specimen philosophiae slavicae", "specimina philologica slavicae", "specimen philologica slavica", "specimen philologie slave"

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