| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] at the [adj] time | 54 |
|
| 2 | a [noun] at the [adj] time | 51 |
|
| 3 | a [noun] at the [det] time | 44 |
|
| 4 | a [noun] at the same time | 44 |
|
| 5 | a [noun] at the same time | 44 |
|
| 6 | a [noun] at the [adj] time | 10 |
|
