| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] [adj] time | 999 |
|
| 2 | [verb] at [art] [adj] time | 999 |
|
| 3 | [verb] at an [adj] [noun] | 662 |
|
| 4 | [verb] at an [adj] [noun sg] | 646 |
|
| 5 | [verb] at a [adj] time | 136 |
|
| 6 | [verb] [prep] an [adj] time | 39 |
|
| 7 | [verb] [prep] an [adj] time | 39 |
|
| 8 | [verb] at an [adj] time | 17 |
|
| 9 | [verb] at an [adj] time | 17 |
|
