SORT OF UNUSUAL
NPR Weekend Edition Sunday Puzzle
Ed Pegg, Jr.
June 1, 2014
Presented by Will Shortz

The word SORT is unusual in that each of its letters appears in the name of its corresponding ordinal number.  S can be found in FIRST, O in SECOND, R in THIRD, and T in FOURTH.

Can you think of a three-word, ten-letter phrase that follows this same pattern?

HINTS:
#1: _ _ _   _ _    _ _ _ _ _
#2: The answer is something you get, lose, and re-gain.
#3: What do you get free twice, but have to pay for the third time?

Answer:

SET OF TEETH

S in FIRST
E in SECOND 
T in THIRD, etc. 

(Answer to HINT #3: Teeth - Baby teeth, permanent teeth, false teeth)