| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [vb past] [verb] | 1372 |
|
| 2 | [vb past] [subord] [verb] | 600 |
|
| 3 | but [subord] [verb] | 317 |
|
| 4 | but [vb past] [subord] | 129 |
|
