| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [v-ing] at a [adj] | 6 |
|
| 2 | when [v-ing] at a [adj] | 6 |
|
| 3 | when [v-ing] at a [noun sg] | 5 |
|
| 4 | when [v-ing] at a [noun] | 5 |
|
