| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] | 33714 |
|
| 2 | [modal v] [verb] [adv] | 33600 |
|
| 3 | it [verb] [adv] | 16179 |
|
| 4 | it [modal v] [adv] | 10651 |
|
