maintain tradition
carry on the tradition

But we've found a few good men determined to carry on the tradition.

He was hungry to carry on his family's military tradition.

Problems which might well prevent them from carrying on the family's tradition.

No one knows the identity of the individual who carries on the tradition.

"I have to carry on the tradition and do it myself," she said.

"He was a bachelor with no family to carry on the tradition."

Someone has to carry on the tradition, he said vaguely.

In 1985, a young couple bought it, determined to carry on the new tradition.

Whether they still carried on their new tradition or had been forced to change, Victoria did not know.

If the new coach manages to carry on the tradition, he gets little credit.