| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did [adv] [verb] at the time | 29 |
|
| 2 | did [adv] [vb infin] at the time | 29 |
|
| 3 | do [adv] know at the time | 13 |
|
| 4 | [verb] [adv] know at the time | 13 |
|
| 5 | did [adv] know at the [noun] | 12 |
|
| 6 | did [adv] know at the [noun sg] | 12 |
|
| 7 | did [adv] know at the time | 11 |
|
| 8 | did [adv] know [prep] the time | 11 |
|
| 9 | [vb past] [adv] know at the time | 11 |
|
| 10 | did [adv] know [prep] the time | 11 |
|
| 11 | did [adv] know at the time | 11 |
|
| 12 | did [adv] know at the time | 11 |
|
| 13 | did [adv] know at [art] time | 11 |
|
