| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why not [vb infin] [pers pn] [prep] | 28 |
|
| 2 | why not [vb infin] [pers pn] [prep] | 28 |
|
| 3 | why not [vb infin] it [prep] | 17 |
|
| 4 | why not [vb infin] [pers pn] to | 14 |
|
| 5 | why not [vb infin] [pers pn] to | 14 |
|
