| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [num] hours [to-vb] | 16 |
|
| 2 | it [verb] [num] hours [verb] | 16 |
|
| 3 | it take [num] hours [verb] | 16 |
|
| 4 | it [vb past] [num] hours [verb] | 11 |
|
| 5 | it took [num] hours [verb] | 11 |
|
| 6 | it [verb] [num] hours get | 5 |
|
| 7 | it [verb] [num] hours to get | 5 |
|
