| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [det] [modal v] [be] | 3269 |
|
| 2 | [coord] [det] [modal v] [be] | 1598 |
|
| 3 | but [adj] [modal v] [be] | 434 |
|
| 4 | but [det] [modal v] [be] | 430 |
|
