The mu rhythm is an example of a normal variant.

"I felt they were probably a normal variant."

Some arrhythmias are minor and can be regarded as normal variants.

It is believed to be a normal variant.

Also, it can be a normal variant or artifacts, such as:

"It's a normal variant of fat that shows as dimples."

The is the annual competition of the club with rules which are different from the normal variant of the game.

In these cases, there is usually no cause for concern, and the condition may be considered a normal human variant.

It's true that if the last five letters fall in the middle of a word, they are transformed into their normal variant.

A more normal variant, at any rate in England, is Communism.