This looks like the first letters of the days of the weeks.MondayTuesdayWednesdayThursdayFridaySaturdaySunday
Those letters represent the days of the week: Monday, Tuesday, etc.Those letters represent the days of the week: Monday, Tuesday, etc.Those letters represent the days of the week: Monday, Tuesday, etc.Those letters represent the days of the week: Monday, Tuesday, etc.