| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [v-ing] at the time | 14 |
|
| 2 | [adv] [v-ing] at [art] time | 7 |
|
| 3 | not [v-ing] at [art] time | 7 |
|
| 4 | [not/n't] [v-ing] at [art] time | 7 |
|
