| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [adj] a [noun sg] [modal v] be | 5 |
|
| 2 | why [adj] a [noun sg] [modal v] [be] | 5 |
|
| 3 | why [adj] a [noun sg] [modal v] [be] | 5 |
|
| 4 | why [adj] a [noun sg] [modal v] be | 5 |
|
