Perhaps you should try some spelling variations:
"specimen histological slices" » "specimens philological slices", "specimen pathological slices", "aspects histological slices", "specimen histological aspects", "specimen histological studies", "specimen histological samples"
"specimina philologiae slavicae" » "specimina philologica slavicae", "specimens philological slavicae", "specimen philosophiae slavicae", "specimina philologica slavica", "specimina philologie slave"
"special histologic slavicae" » "special philologica slavicae", "special neurologic slavicae", "special physiological slavicae"

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