| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [vb infin] [noun sg] | 1215 |
|
| 2 | [Wh adv] it [modal v] [vb infin] | 517 |
|
| 3 | [Wh adv] [modal v] [vb infin] [noun sg] | 9 |
|
| 4 | [Wh adv] it [modal v] [noun sg] | 5 |
|
