| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a [noun] | 61775 |
|
| 2 | 's [vb pp] a [noun] | 1353 |
|
| 3 | 's [vb pp] [prep] [noun] | 469 |
|
| 4 | 's [vb pp] [prep] a | 167 |
|
