Perhaps you should try some spelling variations:
"classical mechanicals" » "classical mechanical", "classical mechanisms", "classic mechanical"
"classical mechanistic" » "classical mechanism", "classical mechanisms", "classical mechanical"
"classical mechanics" » "classical mechanisms", "classical mechanical"

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 mechanics") OR ((("classical mechanicals") OR ("classical mechanistic")))).
• Removing quotes may allow a broader search: (( classical mechanics ) or ((( classical mechanicals ) or ( classical mechanistic )))).
• Adding a wildcard symbol may retrieve word variants: (("classical mechanics") or ((("classical mechanicals") or ("classical mechanistic"))))*.