| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [prep] a [adj] [noun] [art] | 51 |
|
| 2 | [conj] [prep] a [adj] [noun pl] [art] | 39 |
|
| 3 | but [prep] [art] [adj] [noun pl] [art] | 19 |
|
