| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [adv] [vb past] [prep] | 297 |
|
| 2 | when [pron] [adv] [vb past] [prep] | 150 |
|
| 3 | when it [adv] [verb] [prep] | 30 |
|
| 4 | when it [adv] [vb past] [prep] | 20 |
|
