| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] n't he [verb] [prep] | 15 |
|
| 2 | [Wh adv] [vb past] n't he [verb] [prep] | 15 |
|
| 3 | [Wh adv] did n't he [verb] [prep] | 10 |
|
| 4 | [Wh adv] [vb past] n't he [vb infin] [prep] | 10 |
|
| 5 | [Wh adv] [vb past] n't he [verb] to | 7 |
|
| 6 | [Wh adv] [vb past] n't he [verb] to | 7 |
|
| 7 | [Wh adv] [vb past] n't he [vb pp] [prep] | 5 |
|
| 8 | [Wh adv] had n't he [verb] [prep] | 5 |
|
