| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [conj] it [is] | 529 |
|
| 2 | [conj] when it [is] | 239 |
|
| 3 | but when [pron] [is] | 96 |
|
| 4 | but when it [be] | 75 |
|
