| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [adv] [adv] [vb infin] | 538 |
|
| 2 | [modal v] [adv] [adv] [vb infin] a | 521 |
|
| 3 | it [modal v] [adv] [vb infin] a | 466 |
|
