| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [not/n't] [verb] | 953 |
|
| 2 | but [conj] [verb] | 345 |
|
| 3 | [not/n't] [conj] [verb] | 306 |
|
| 4 | but [not/n't] [conj] | 271 |
|
