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

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 slave ) OR ( specimens philological slave )).
• Adding a wildcard symbol may retrieve word variants: (( specimina philologica slave ) or ( specimens philological slave ))*.