| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [v-ing] at the | 469 |
|
| 2 | when [v-ing] [prep] the | 353 |
|
| 3 | when [verb] at the | 61 |
|
| 4 | when [v-ing] at [art] | 57 |
|
| 5 | when [v-ing] at [art] | 57 |
|
| 6 | when [v-ing] at the | 45 |
|
