| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [be] | 12517 |
|
| 2 | it [verb] be | 12513 |
|
| 3 | [pron] [verb] was | 3780 |
|
| 4 | it [verb] [was/were] | 217 |
|
