| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [v-ing] [prep] an [noun] | 14 |
|
| 2 | when [v-ing] [prep] an [adj] | 14 |
|
| 3 | when [v-ing] [prep] an [adj] | 14 |
|
| 4 | when [v-ing] [prep] an [noun sg] | 13 |
|
| 5 | [noun] when [v-ing] [prep] an | 11 |
|
| 6 | [noun sg] when [v-ing] [prep] an | 8 |
|
| 7 | [adj] when [v-ing] [prep] an | 5 |
|
| 8 | [adj] when [v-ing] [prep] an | 5 |
|
| 9 | when [v-ing] [noun] [prep] an | 6 |
|
