| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] a [det] [noun] | 130 |
|
| 2 | down [prep] a [det] [noun] | 33 |
|
| 3 | down [prep] [noun prp] [det] [noun] | 8 |
|
| 4 | down [prep] [noun prp] a [det] | 6 |
|
