| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] be | 3868 |
|
| 2 | it [modal v] [verb] for | 334 |
|
| 3 | it [modal v] be for | 252 |
|
| 4 | it [verb] be for | 94 |
|
| 5 | [modal v] [verb] be for | 79 |
|
