| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at the [det] time | 1092 |
|
| 2 | of [noun] at the time | 141 |
|
| 3 | of [noun] at [det] time | 112 |
|
| 4 | of [noun] at the [det] | 58 |
|
