| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] but could | 221 |
|
| 2 | [n mass] [conj] could | 47 |
|
| 3 | [n mass] [coord] could | 26 |
|
| 4 | [n mass] but [vb mod] | 23 |
|
| 5 | [n mass] but [modal v] | 23 |
|
| 6 | [n mass] but could | 6 |
|
| 7 | [n mass] but could | 6 |
|
