| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [Wh adv] [verb] n't he | 8 |
|
| 2 | so why [verb] n't he | 8 |
|
| 3 | so [Wh adv] do n't he | 7 |
|
| 4 | so [Wh adv] [vb past] n't he | 5 |
|
