| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] [prep] [noun sg] | 1851 |
|
| 2 | when [v-ing] [prep] [noun sg] | 223 |
|
| 3 | when [v-ing] [adv] [prep] | 42 |
|
| 4 | when [adv] [prep] [noun sg] | 15 |
|
