| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was [noun] | 6778 |
|
| 2 | it was [to-vb] | 792 |
|
| 3 | was [noun] [to-vb] | 524 |
|
| 4 | it [noun] [to-vb] | 34 |
|
