Perhaps you should try some spelling variations:
"specimina philologie slave" » "specimina philologiae slave", "specimina philologica slave", "specimens philological slave"
"specimen philosophiae essay" » "specimen philosophical essay", "specimen philosophick essay", "specimen philosophical essays"

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 philologie slave") OR ("specimen philosophiae essay"))*.
• Removing quotes may allow a broader search: (( specimina philologie slave ) or ( specimen philosophiae essay ))*.