Word Order Program Help Needed

import itertools

phrase = "let's permute a phrase"

words = phrase.split(' ')
for i in xrange(1, len(words)+1):
    for permutation in (itertools.permutations(words, i)):
        print ' '.join(permutation)

let's
permute
a
phrase
let's permute
let's a
let's phrase
permute let's
permute a
permute phrase
a let's
a permute
a phrase
phrase let's
phrase permute
phrase a
let's permute a
let's permute phrase
let's a permute
let's a phrase
let's phrase permute
let's phrase a
permute let's a
permute let's phrase
permute a let's
permute a phrase
permute phrase let's
permute phrase a
a let's permute
a let's phrase
a permute let's
a permute phrase
a phrase let's
a phrase permute
phrase let's permute
phrase let's a
phrase permute let's
phrase permute a
phrase a let's
phrase a permute
let's permute a phrase
let's permute phrase a
let's a permute phrase
let's a phrase permute
let's phrase permute a
let's phrase a permute
permute let's a phrase
permute let's phrase a
permute a let's phrase
permute a phrase let's
permute phrase let's a
permute phrase a let's
a let's permute phrase
a let's phrase permute
a permute let's phrase
a permute phrase let's
a phrase let's permute
a phrase permute let's
phrase let's permute a
phrase let's a permute
phrase permute let's a
phrase permute a let's
phrase a let's permute
phrase a permute let's