| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [vb past] [pron] | 1648 |
|
| 2 | [to-vb] but [pron] | 465 |
|
| 3 | [to-vb] but [vb past] | 73 |
|
| 4 | [to-vb] [vb past] [pron] | 46 |
|
