You can start by searching on audiobook platforms such as Audible. They might have a collection of Bangla audio stories. Another option is to check with local Bangla bookstores. Some of them may also sell or provide information about audio versions of Bangla stories.
Online platforms like Scribd could also be a good place to look for Bangla hot audio stories. Additionally, there are often community - based websites in the Bangla - speaking regions that share and promote local audio stories. You can also try using search engines and typing in relevant keywords like 'Bangla popular audio stories' to find more sources.
There are some Bangla radio stations that might have archives of their audio stories. You could contact them to see if they can provide access to their 'hot' audio stories. Moreover, some Bangla cultural organizations may have their own collections of audio stories that they share within the community or even publicly. So, reaching out to them could be another way to find these stories.