Take the Cool Dog APP as an example, the search steps are as follows;

First, open the cool dog music on the computer, as shown in the following figure:

Second, enter the name of the music accompaniment you want to find in the cool dog search bar, for example, enter the name of the song "Say Good Happiness"; Click "Enter" to find a lot of music about songs, as shown in the following figure:

Third, find the music with the words "original accompaniment", as shown in the following figure: