He begins to trace a pattern of behaviour - older fathers often away from home.

For example, the player must trace the pattern of a groove to clear it or rub the item to clean stains.

As it swept through the air, it traced a pattern that effectively proved the world was spinning about an axis.

He then begins to trace the pattern.

As both began to trace the patterns of their behavior in their personal histories, some understanding and respect began to replace the blaming and accusations.