You found 20 explaination royalty free music & sound effects with instrumental version included.

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Track lengths: 2:20, 0:58, 0:44, 1:22

Track lengths: 4:19, 2:16, 1:46

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Track lengths: 4:19, 4:19, 2:05, 2:07, 0:56

Track lengths: 2:52, 2:52, 2:29, 1:41, 1:17

Track lengths: 2:37, 2:37, 2:37, 2:37, 2:37

Track lengths: 3:27, 3:27