| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [vb past] a [noun] | 538 |
|
| 2 | [conj] [vb past] a [noun] [Wh det] | 57 |
|
| 3 | it [vb past] a [noun] [Wh det] | 21 |
|
| 4 | [conj] it [vb past] [noun] [Wh det] | 6 |
|
