| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] when it [verb] [prep] | 454 |
|
| 2 | but when it [verb] [prep] | 136 |
|
| 3 | [noun sg] but it [verb] [prep] | 58 |
|
| 4 | [noun sg] but when it [verb] | 17 |
|
