| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [vb pp] a [noun] | 218 |
|
| 2 | it 's [vb pp] [prep] [noun] | 143 |
|
| 3 | 's [vb pp] [prep] a [noun] | 100 |
|
| 4 | it 's [vb pp] [prep] a | 71 |
|
| 5 | it [vb pp] [prep] a [noun] | 48 |
|
