Perhaps you should try some spelling variations:
philosophiae political » philosophical political, philosophies political, philosiphical political
specimina philologiae » specimina philologica, specimens philological
philologiae slavicae » philologica slavicae, philologica slavica, philologie slave
specimen » specimens, species

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: (( specimen philosophiae political ) OR ( specimina philologiae slavicae )).
• Adding a wildcard symbol may retrieve word variants: (( specimen philosophiae political ) or ( specimina philologiae slavicae ))*.