| Similarity | Rank | |
|---|---|---|
| for_free | 0.787 | 2653 |
| for_Free_! | 0.779 | 94560 |
| Free | 0.758 | 3297 |
| absolutely_free | 0.657 | 73133 |
| -_Free | 0.655 | 83405 |
| free_online | 0.627 | 44783 |
| at_no_cost | 0.622 | 26259 |
| totally_free | 0.620 | 53802 |
| free | 0.619 | 239 |
| free_! | 0.610 | 14854 |
| completely_free | 0.597 | 87642 |
| for_just_$_[number] | 0.596 | 61758 |
| be_available_for_free | 0.576 | 82037 |
| Download_free | 0.569 | 80839 |
| at_no_charge | 0.563 | 31567 |
| for_only_$_[number] | 0.558 | 44656 |
| be_completely_free | 0.552 | 92779 |
| Free_Download | 0.552 | 28389 |
| Download | 0.546 | 1895 |
| you_can_download | 0.546 | 9500 |
| offer_free | 0.541 | 22361 |
| Full | 0.536 | 13176 |
| for_a_limited_time | 0.530 | 53355 |
| free_trial | 0.529 | 59115 |
| free_download | 0.525 | 8386 |