| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] be [verb] | 21228 |
|
| 2 | it [modal v] be [verb] | 12234 |
|
| 3 | it [modal v] [adv] [verb] | 4925 |
|
| 4 | it [modal v] [adv] be | 4842 |
|
| 5 | it [adv] be [verb] | 166 |
|
