| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at [art] time | 224 |
|
| 2 | not [v-ing] at [art] | 78 |
|
| 3 | not at [art] time | 37 |
|
| 4 | not [v-ing] [art] time | 12 |
|
