| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [pron] could | 2961 |
|
| 2 | but [pron] [Wh det] | 193 |
|
| 3 | [pron] [Wh det] could | 118 |
|
| 4 | but [Wh det] could | 60 |
|
