| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] a [noun] | 6101 |
|
| 2 | [was/were] [adv] a [noun] | 4817 |
|
| 3 | it [was/were] [adv] a | 1952 |
|
| 4 | it [was/were] [adv] [noun] | 672 |
|
| 5 | it [adv] a [noun] | 194 |
|
