| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [not/n't] [verb] | 4422 |
|
| 2 | [adv] [modal v] [not/n't] [verb] | 3801 |
|
| 3 | it [adv] [modal v] [not/n't] | 338 |
|
| 4 | it [adv] [modal v] [verb] | 182 |
|
| 5 | it [adv] [not/n't] [verb] | 7 |
|
