Perhaps you should try some spelling variations:
"classical scheduler library" » "classical scheduling library", "classical scheme library", "classical schemes library", "classical tasksheduler library", "classical chester library", "classical scheduler summary"
"classical charge library" » "classical charged library", "classical chapter library", "classical chaos library", "classical change library", "classical large library", "classical chart library"
"classical euler library" » "classical kepler library", "classical expert library", "classical error library", "classical einer library", "classical rule library", "classical user library"

Try widening your search to All Fields.

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