Also, checking if "shtml" is part of the file name or just the extension. If they're searching for pages with .shtml extensions, maybe they're looking for static HTML pages that are processed server-side. The "24" could be a version number or an identifier. The "new" might suggest a beta version or a release candidate.
Another angle: Could this be a typo or a mangled search? If the user is looking up how to use inurl with multiple parameters, they might not be using the correct operators. They might need to use "intitle" or other operators, or enclose phrases in quotes. But given the current query, they might be on the right track if they're looking for URLs with those exact terms included in the path. inurl+view+index+shtml+24+new
I should also think if there's a known software or tool that uses index.shtml for its web interface. Maybe a tool like Apache, or another server-based application. Version 24 might be a major release. Alternatively, could it be a vulnerability or exploit that uses those parameters? Although that's a stretch, but possible from a security perspective. Also, checking if "shtml" is part of the