| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at a [adj] [noun] | 271 |
|
| 2 | [vb past] at a [adj] [noun sg] | 259 |
|
| 3 | [vb past] [prep] a [adj] time | 137 |
|
| 4 | [vb past] [prep] a [adj] time | 137 |
|
| 5 | [verb] at a [adj] time | 119 |
|
| 6 | [vb past] at [art] [adj] time | 91 |
|
| 7 | [vb past] at [art] [adj] time | 91 |
|
| 8 | [vb past] at a [adj] time | 11 |
|
| 9 | [vb past] at a [adj] time | 9 |
|
| 10 | [vb past] at a [adj] time | 9 |
|
