| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [vb infin] at the time | 40 |
|
| 2 | not [vb infin] at the time | 40 |
|
| 3 | n't [vb infin] at the time | 25 |
|
| 4 | [adv] know at the time | 15 |
|
| 5 | not [vb infin] at the time | 15 |
|
| 6 | [adv] realise at the time | 7 |
|
| 7 | [adv] [vb infin] at the time | 6 |
|
