| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it [verb] to [art] | 323 |
|
| 2 | but when it [verb] to | 128 |
|
| 3 | but it [verb] to [art] | 28 |
|
| 4 | but when it [verb] [art] | 8 |
|
