| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why should [pron] [verb] [noun] | 44 |
|
| 2 | why should [pron] [vb infin] [noun] | 44 |
|
| 3 | why should [pron] [noun] [vb infin] | 6 |
|
| 4 | why should [pron] [noun] [verb] | 6 |
|
