| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [not/n't] | 284496 |
|
| 2 | do [not/n't] | 224871 |
|
| 3 | [vb past] [not/n't] | 91663 |
|
| 4 | did [adv] | 75148 |
|
