| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] when it [verb] | 122 |
|
| 2 | [v-ing] when it [verb] | 23 |
|
| 3 | [v-ing] [pers pn] it [verb] | 11 |
|
| 4 | [v-ing] [pers pn] when it | 10 |
|
| 5 | [v-ing] [pers pn] when [verb] | 6 |
|
