An "index of" query is a search technique used to find open web directories. When a website owner fails to secure a folder on their server, search engines can index it, revealing a raw list of files. For example, an "index of /movies" page might show a list of video files (MP4, AVI, MKV) available for direct download or streaming.
So, "index of delhi belly movie work" is an attempt to find an unsecured server directory containing the movie file for Delhi Belly —often in a “work” or unfinished format (e.g., rough cut, workprint, or low-quality rip).
Overall, I'd rate "Delhi Belly" 3.5/5. While it's not a groundbreaking film, it's an entertaining comedy that will leave you smiling.