| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] [subord] | 31594 |
|
| 2 | but [adv] [subord] | 2437 |
|
| 3 | but [conj] [adv] | 672 |
|
| 4 | but [conj] [subord] | 77 |
|
