| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] a [noun] | 19288 |
|
| 2 | [vb past] [prep] a [noun sg] | 18393 |
|
| 3 | [verb] [prep] a time | 636 |
|
| 4 | [vb past] [prep] [art] time | 553 |
|
| 5 | [vb past] [prep] a time | 133 |
|
| 6 | [vb past] [prep] a time | 133 |
|
