Until 1998, asteroids were discovered by a four-step process.

The introduction of invasive species occurs in a four-step process:

We follow a four-step process to approve any changes to the Progress Report:

The fellows are chosen in a four-step process.

To sharpen an ordinary knife, he follows a four-step process.

Nominations undergo a four-step process and must be approved at each level.

People become violent through a four-step process he called "violentization."

A straightforward four-step process for dealing with alcohol problems at work is set out below.

According to this theory, this has been a four-step process:

Q. Utah has an unusual four-step process to winning election.