There is then a large variation on the first theme where the main tune is played with other notes in between.
The second half will usually start with the main tune in inversion (upside down).
All this together makes up the main tune.
The main tune is called the refrain or chorus.
The main tune of the song has caught up among sports fans cheering for their teams in several countries across the world.
There is a main tune, and then a series of variations on the tune.
People have managed to work out who each friend was, but the meaning of the main tune is still a puzzle.
The main tune is standard rock and roll and fades out at 3:40.
Sometimes it just simply followed the main tune a fourth or fifth below.
The composers began about three months ago, sitting at a keyboard and picking out a series of main tunes.