| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [not/n't] | 284496 |
|
| 2 | [vb past] [not/n't] | 91663 |
|
| 3 | had [adv] | 55870 |
|
| 4 | have [not/n't] | 46680 |
|
