| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [vb pp] [prep] this [noun sg] | 5 |
|
| 2 | who [vb past] [vb pp] [prep] this [noun] | 5 |
|
| 3 | who [vb past] [vb pp] [prep] this [noun] | 5 |
|
