Perhaps you should try some spelling variations:
"specimens philological slavicae" » "specimina philologica slavicae", "specimen histological slavicae", "specimina philologiae slavicae", "specimens philologica slavica", "specimens philologiae slavicae", "specimens philological polemical"
"specimen pathological slavicae" » "specific pathological slavicae", "species pathologic slavicae", "specimen histological slavicae", "specimen pathological survival", "specimen pathological staging", "specimen pathological state"
"specimen philologica slavicae" » "specimina philologica slavicae", "specimen histological slavicae", "specimina philologiae slavicae", "specimen philologica slavica", "specimen philologiae slavicae", "specimen philologie slave"

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