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