The Cowboys scored touchdowns on 4 of their 5 first half possessions.
But the Cowboys did not score again, shut out on their final five possessions.
The Cowboys have scored more than 80 twice and 70 or more five times in their last six.
The Cowboys trailed 17-0, but then scored three touchdowns to take the lead.
With 1 minute 59 seconds remaining in the game, the Cowboys scored and trailed, 29-21.
The Cowboys managed only 204 yards and did not score a touchdown until the game was out of reach.
As it turned out, the Cowboys scored a touchdown in the first two minutes of the second half and led, 34-0.
However, the Cowboys decided on an attacking option and scored a try instead.
The Cowboys scored 25 points in the fourth quarter to turn a close game into a rout.
The Cowboys scored their final points of the game with a 23-yard field goal late in the third quarter.