| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be [verb] | 12232 |
|
| 2 | [modal v] [prep] be [verb] | 1285 |
|
| 3 | it [modal v] [prep] be | 686 |
|
| 4 | it [prep] be [verb] | 518 |
|
| 5 | it [modal v] [prep] [verb] | 46 |
|
