| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [not/n't] [adv] | 2327 |
|
| 2 | [was/were] [not/n't] [adv] [to-vb] | 219 |
|
| 3 | it [was/were] [adv] [to-vb] | 131 |
|
| 4 | it [was/were] [not/n't] [to-vb] | 41 |
|
| 5 | it [not/n't] [adv] [to-vb] | 5 |
|
