| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] could [vb infin] [pron] | 3140 |
|
| 2 | but [pron] could [vb infin] [pron] | 218 |
|
| 3 | but [conj] [pron] could [vb infin] | 172 |
|
