| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] [be] | 3868 |
|
| 2 | it [modal v] [verb] at | 206 |
|
| 3 | [modal v] [verb] [be] at | 144 |
|
| 4 | it [modal v] [be] at | 116 |
|
| 5 | it [verb] [be] at | 39 |
|
