The Patriots’ offensive coordinator search is up to nine candidates, after Jerod Mayo reportedly extended invitations to three NFC coaches in recent days.

Ex-Bears offensive coordinator Luke Getsy, 49ers tight ends coach Brian Fleury and Lions pass game coordinator Tanner Engstrand will be the latest to interview, per reports. The Pats are also hosting former New England assistant and current Rams tight ends coach Nick Caley on a second interview Sunday, according to the NFL Network. Caley was the first coach to interview Monday, and he is the only candidate with previous experience in New England.

Among other themes with Mayo’s search: experience coaching tight ends and in offenses run by Rams coach Sean McVay or McVay disciplines. Here is the complete list of known candidates for the Patriots’ offensive coordinator job:

Rams TEs coach Nick Caley

Rams QBs coach/pass game coordinator Zac Robinson

Ex-Bengals QBs coach Dan Pitcher (promoted in Cincinnati)

Ex-Seahawks offensive coordinator Shane Waldron (hired in Chicago)

Panthers offensive coordinator Thomas Brown

Texans QBs coach Jerrod Johnson

Ex-Bears offensive coordinator Luke Getsy

49ers TEs coach Brian Fleury

Lions pass game coordinator Tanner Engstrand