| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do n't we [vb infin] [det] | 19 |
|
| 2 | why do n't we [vb infin] that | 7 |
|
| 3 | why do n't we do [det] | 6 |
|
| 4 | why do n't we [vb infin] this | 5 |
|
