| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] [noun] | 6833 |
|
| 2 | off [prep] a [noun] | 1166 |
|
| 3 | off [prep] [det] [noun] | 403 |
|
| 4 | off [prep] a [det] | 32 |
|
| 5 | off a [det] [noun] | 20 |
|
