| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be | 41654 |
|
| 2 | [modal v] [adv] be | 39303 |
|
| 3 | it [modal v] [adv] | 10651 |
|
| 4 | it [adv] be | 129 |
|
