Perhaps you should try some spelling variations:
"classical studies libraries" » "classical services libraries"
"classical source libraries" » "classical sources libraries", "classic source libraries", "classical force libraries", "classical church libraries"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"classical studies libraries\") OR (\"classical source libraries\"))".
• Removing quotes may allow a broader search: (( classical studies libraries ) OR ( classical source libraries )).
• Adding a wildcard symbol may retrieve word variants: (("classical studies libraries") OR ("classical source libraries"))*.