Use a VPN (like Mullvad or ProtonVPN) if you must traverse public trackers. Learn to use Bind your client to your VPN to prevent IP leaks. But ideally, shift your budget from a VPN subscription to a Hoichoi or Chorki subscription.
The "top" of the Bangla torrent world is dominated by private trackers. These sites are not just repositories but tightly-knit communities with strict "ratio" rules (where users must upload as much as they download). TorrentBD: bangla torrent top