| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] n't [pers pn] [vb infin] | 1930 |
|
| 2 | [verb] n't [pers pn] [det] [vb infin] | 24 |
|
| 3 | why [verb] [pers pn] [det] [vb infin] | 12 |
|
| 4 | why [verb] n't [pers pn] [det] | 9 |
|
| 5 | why [verb] n't [det] [vb infin] | 6 |
|
