| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but a [noun] | 3156 |
|
| 2 | but a [noun sg] | 3013 |
|
| 3 | [conj] a couple | 622 |
|
| 4 | [coord] a couple | 384 |
|
| 5 | but [art] couple | 40 |
|
| 6 | but [art] couple | 40 |
|
| 7 | but a couple | 27 |
|
| 8 | but a couple | 27 |
|
| 9 | but a couple | 27 |
|
