Use a program like Duplicate Cleaner or MusicBee to remove identical files with different names (e.g., "Velvet Crowbar" vs. "Live or Die").
A major source for leaks, though videos are frequently removed due to copyright strikes. Fan Wikis: Sites like the Lana Del Rey Wiki Download All Lana Del Rey Unreleased Songs
But before you click a single link, there are important realities to face: file sizes, audio quality, legality, and the unspoken ethics of fan archiving. Use a program like Duplicate Cleaner or MusicBee
Lana has famously said she hates the leaks. In a 2015 interview, she called the obsession with her unreleased material "invasive." She has a specific vision for her art. When a demo of "Architecture" (which became "The Next Best American Record" ) leaked, you could hear her frustration. She had a plan for that song. The internet stole the rough draft and called it a finished novel. Fan Wikis: Sites like the Lana Del Rey