| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [not/n't] [vb infin] at first | 23 |
|
| 2 | did [not/n't] [verb] at first | 23 |
|
| 3 | [vb past] n't [verb] at first | 16 |
|
| 4 | [vb past] not [verb] at first | 8 |
|
