| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [vb past] [pron] [vb infin] | 3738 |
|
| 2 | [vb past] n't [pron] [vb infin] | 1420 |
|
| 3 | [Wh adv] [vb past] n't [pron] | 759 |
|
