| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [v-ing] at the | 371 |
|
| 2 | [noun pl] when [v-ing] the | 76 |
|
| 3 | when [v-ing] at the | 45 |
|
| 4 | [noun pl] when [v-ing] at | 17 |
|
