| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] at an [adj] [noun] | 139 |
|
| 2 | [noun] [verb] at [art] [adj] time | 54 |
|
| 3 | [noun] [verb] at [art] [adj] time | 54 |
|
| 4 | [noun] [verb] at a [adj] time | 26 |
|
| 5 | [noun] [verb] [prep] an [adj] time | 8 |
|
| 6 | [noun] [verb] at an [adj] time | 5 |
|
