| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [been] [noun] | 144 |
|
| 2 | it [vb past] some [noun] | 135 |
|
| 3 | [vb past] [been] some [noun] | 84 |
|
| 4 | it [vb past] [been] some | 9 |
|
