| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at the time | 2743 |
|
| 2 | [noun] [vb pp] at the | 2392 |
|
| 3 | [vb pp] at the time | 656 |
|
| 4 | [noun] [vb pp] the time | 7 |
|
