| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [pron] [verb] n't [vb infin] | 5289 |
|
| 2 | [indef pn] [pron] [verb] n't [vb infin] | 396 |
|
| 3 | [indef pn] but [pron] [verb] n't | 26 |
|
