Perhaps you should try some spelling variations:
classical codes » classical cases, classical geodesy, classical closed
classical tape » classical type, classical types, classical shape
codes library » code library, models library, cases library

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: (( classical codes library ) OR ( classical tape library )).
• Adding a wildcard symbol may retrieve word variants: (( classical codes library ) or ( classical tape library ))*.