| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] when [v-ing] | 31 |
|
| 2 | [conj] only when [verb] | 15 |
|
| 3 | [conj] only [subord] [v-ing] | 8 |
|
| 4 | [conj] only [conj] [v-ing] | 8 |
|
| 5 | [conj] only when [v-ing] | 6 |
|
