| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] do n't we [vb infin] that | 8 |
|
| 2 | [adv] do n't we [vb infin] that | 8 |
|
| 3 | why do n't we [vb infin] that | 8 |
|
| 4 | why do n't we [vb infin] that | 8 |
|
