| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [adv] [vb pp] that | 838 |
|
| 2 | [subord] it [was/were] [adv] [vb pp] | 435 |
|
| 3 | [subord] it [was/were] [vb pp] that | 431 |
|
| 4 | [subord] it [was/were] [adv] that | 25 |
|
