If you're chasing old love lyrics, I get that warm ache — I hunt those lines like hidden postcards in antique stores. I usually start with the big lyric sites that have community edits and credits: Genius and Musixmatch tend to have crowd-sourced versions plus user notes, while LyricFind is the licensed option that shows up in many apps. For older songs I check AllMusic and Discogs to confirm release details and track listings, because liner notes often point you to the exact phrasing used on the record.
When things get rarer I lean on archives: Archive.org sometimes has scans of lyric booklets, old magazines, and fanzines. Google Books and HathiTrust surprise me with lyric anthologies and songbooks from decades ago. If it's a traditional or public-domain piece, the Library of Congress or Project Gutenberg can be gold mines. I also love poking through fan forums and Reddit threads where someone has already transcribed a live version or a bootleg — just remember to double-check for transcription errors. It feels like detective work, and when I finally find the right verse it’s oddly rewarding.