| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [be] | 4472 |
|
| 2 | it [be] for | 1861 |
|
| 3 | it [vb past] for | 554 |
|
| 4 | [vb past] [be] for | 223 |
|
