| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] it [modal v] [verb] | 872 |
|
| 2 | we [vb past] it [verb] | 95 |
|
| 3 | we [vb past] it [modal v] | 76 |
|
| 4 | we [vb past] [modal v] [verb] | 33 |
|
