SimilarityRank
no_fee 0.617 82970
at_no_cost 0.616 26259
no_charge 0.600 57253
totally_free 0.599 53802
without_cost 0.572 92318
absolutely_free 0.561 73133
offer_free 0.530 22361
completely_free 0.529 87642
for_free 0.522 2653
Free 0.522 3297
be_completely_free 0.520 92779
low_cost 0.517 7473
be_offer_free 0.515 69894
free 0.515 239
provide_free 0.510 21937
at_no_cost_to 0.507 55714
at_no_charge 0.502 31567
for_Free 0.499 22438
free_online 0.495 44783
be_provide_free 0.492 62256
free_! 0.482 14854
free-of-charge 0.479 93259
a_free_service 0.475 50563
cost 0.474 454
free_service 0.468 48288