| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but not as [art] | 30 |
|
| 2 | but [not/n't] as [art] | 30 |
|
| 3 | but [not/n't] as a | 20 |
|
| 4 | but [not/n't] as an | 8 |
|
