Every step he took brought a subtle change to his face.

The result has been a series of subtle but important changes.

You could tell so much from a person's eyes, he thought, the subtle changes to the whole face.

In the past few years, other subtle changes have come over the community.

There had, he felt, been more than a subtle change in their relationship.

There had been a subtle change too in our relationship.

That call was the beginning of a subtle change in our family.

There was a subtle change in the air, his people were ready if need be.

Then there was a subtle change in the air around them.

It was a subtle change in him, one of several.