The same two letters, in the same order, can be added to the words below to form new words - but the letters have to be re-arranged. What are the two letters, and what are the new words?

TALE
CANE
LIES
SOUR
NOSE
MORE
PLEA
EYES

HINTS:
#1: The added letters will be the first two letters of the new words.
#2: One of the added letters is H.

Answers:

The added letters are CH:

CHALET
CHANCE
CHISEL
CHORUS
CHOSEN
CHROME
CHAPEL 
CHEESY

Credit: Will Shortz
NPR Weekend Edition Sunday Puzzle
July 13, 2014 - CH-CH-CHANGES