| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but by [art] | 838 |
|
| 2 | but [not/n't] [art] | 829 |
|
| 3 | [not/n't] by [art] | 336 |
|
| 4 | but [not/n't] by | 99 |
|
