| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [vb past] be | 1130 |
|
| 2 | [subord] [adv] it be | 322 |
|
| 3 | [adv] it [vb past] be | 259 |
|
| 4 | [subord] [adv] it [vb past] | 89 |
|
| 5 | [subord] [adv] [vb past] be | 10 |
|
