| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [Wh det] [modal v] [vb infin] | 9353 |
|
| 2 | [noun] it [modal v] [vb infin] | 2681 |
|
| 3 | [Wh det] it [modal v] [vb infin] | 659 |
|
| 4 | [noun] [Wh det] it [modal v] | 181 |
|
