Use the quicksearch to search the whole slaytag database for keywords.
The search should also crawl the lyrics, which you hopefully will provide.
| L | T | D | Artist | Title | Duration | th_bpm | th_key | Happy | Tagged as | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Visa Röster M.U.L.E |
3m 36s | 0 | 100.00% | Happy(100.00%), Acapella(100.00%) | |||||