| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [adv] | 9407 |
|
| 2 | but [pron] [adv] | 7901 |
|
| 3 | but [pron] could | 2961 |
|
| 4 | but could [adv] | 86 |
|
