| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [vb pp] that [det] | 404 |
|
| 2 | it [was/were] [vb pp] that a | 332 |
|
| 3 | [was/were] [vb pp] that [det] a | 14 |
|
