| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it [modal v] [verb] | 2401 |
|
| 2 | [vb past] it [modal v] [verb] | 872 |
|
| 3 | [adv] [vb past] it [verb] | 654 |
|
| 4 | [adv] [vb past] it [modal v] | 185 |
|
| 5 | [adv] [vb past] [modal v] [verb] | 16 |
|
