| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] n't [pron] [verb] | 671 |
|
| 2 | why [vb past] n't [pers pn] [verb] | 663 |
|
| 3 | why [verb] n't he [verb] | 143 |
|
| 4 | [adv] [vb past] n't he [verb] | 97 |
|
| 5 | why [vb past] n't he [verb] | 93 |
|
| 6 | why [vb past] [adv] he [verb] | 93 |
|
| 7 | why [vb past] not he [verb] | 93 |
|
| 8 | why [vb past] [not/n't] he [verb] | 93 |
|
| 9 | why [vb past] n't he [verb] | 92 |
|
| 10 | [Wh adv] [vb past] n't he [verb] | 92 |
|
