ITAT

Set to 4 different clues across 6 published puzzles, most often "Let's just leave ___ that" — The New York Times, Sunday, 28 September 2008.

4 letters

Every clue on record, most used first

"Let's just leave ___ that"3 times
The New York Times — Sunday, 28 September 2008
Leave ___ thatonce
The New York Times — Thursday, 31 March 2011
"Let's leave ___ that"once
The New York Times — Wednesday, 23 July 2008
"Take ___ face value"once
The New York Times — Thursday, 17 July 2008