Multi-Snap is a tool which allow us to work with more than a snap at a time. We can set a priority order of how Multi-Snap are shown from Multi-Snaps setting dialog window.
1- Go to Settings > Snaps > Button Bar.
2- Double click in Multi-Snap.
3- In order to set a priority in Multi-Snap Settings > Snaps > Multi-Snaps.
4- Priority is set from Top to Bottom. In order to change the order we need to select a snap with left click, hold it and drag it.