| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb mod] i [vb infin] a [noun sg] | 9 |
|
| 2 | why should i [vb infin] a [noun sg] | 6 |
|
| 3 | why should i [vb infin] a [noun sg] | 6 |
|
