| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why not [vb infin] [pers pn] [adv] | 22 |
|
| 2 | why not [verb] it [adv] | 9 |
|
| 3 | why not [verb] them [adv] | 7 |
|
| 4 | why not [verb] [pers pn] now | 6 |
|
