| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [conj] [pron] [verb] a [noun sg] | 167 |
|
| 2 | but when [pron] [verb] [art] [noun sg] | 138 |
|
| 3 | [conj] when [pron] [verb] a [noun sg] | 128 |
|
| 4 | but when [pron] [verb] a [noun] | 30 |
|
