| Similarity | Rank | |
|---|---|---|
| [number]_hour | 0.714 | 1949 |
| 8_hour | 0.687 | 42498 |
| up_to_[number]_day | 0.685 | 70346 |
| for_[number]_hour | 0.676 | 12032 |
| 6_hour | 0.675 | 38878 |
| 4_hour | 0.665 | 25540 |
| 5_hour | 0.663 | 36578 |
| 7_hour | 0.643 | 79478 |
| eight_hour | 0.615 | 73862 |
| over_[number]_hour | 0.614 | 81329 |
| 2_hour | 0.606 | 15880 |
| 3_hour | 0.602 | 19519 |
| about_[number]_hour | 0.601 | 59121 |
| several_hour | 0.599 | 60937 |
| six_hour | 0.580 | 63702 |
| [number]_hr | 0.576 | 40626 |
| 1_hour | 0.569 | 23420 |
| four_hour | 0.568 | 32833 |
| three_hour | 0.565 | 22325 |
| five_hour | 0.561 | 79459 |
| for_a_maximum_of | 0.545 | 50285 |
| for_up_to_[number] | 0.538 | 21099 |
| two_hour | 0.536 | 14643 |
| one_hour | 0.533 | 15762 |
| a_few_hour | 0.532 | 29072 |