Perhaps you should try some spelling variations:
"classical source library" » "classical sources library", "classic source library", "classical force library", "classical source libraries", "classical core library"
"classical studies library" » "classical studies literary", "classical studies libraries", "classical itunes library"
"classical codes library" » "classical cases library", "classical geodesy library", "classical closed library", "classical code library", "classical models library"

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 source library\") OR (\"classical studies library\"))) OR (\"classical codes library\"))".
• Removing quotes may allow a broader search: (((( classical source library ) OR ( classical studies library ))) OR ( classical codes library )).
• Adding a wildcard symbol may retrieve word variants: (((("classical source library") OR ("classical studies library"))) OR ("classical codes library"))*.