| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] down the [noun] | 18 |
|
| 2 | [Wh det] [vb past] down the [noun sg] | 8 |
|
| 3 | [Wh det] [vb past] down the [noun pl] | 6 |
|
