| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at the time | 2743 |
|
| 2 | [conj] [noun] at the | 1394 |
|
| 3 | [conj] at the time | 415 |
|
| 4 | [conj] [noun] the time | 5 |
|
