| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] n't i think | 15 |
|
| 2 | [Wh adv] do n't i think | 15 |
|
| 3 | [Wh adv] [verb] n't i think | 15 |
|
| 4 | [Wh adv] [vb past] n't i think | 15 |
|
| 5 | [Wh adv] did n't i think | 15 |
|
