| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the time | 1393 |
|
| 2 | [vb infin] at the time | 80 |
|
| 3 | know at the time | 64 |
|
| 4 | know at the [noun] | 39 |
|
| 5 | know at the [noun sg] | 38 |
|
| 6 | know [prep] the time | 20 |
|
| 7 | know at the time | 19 |
|
| 8 | know at [art] time | 19 |
|
| 9 | know at the time | 19 |
|
| 10 | know at [art] time | 19 |
|
