| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but if it [is] [not/n't] [adv] | 5 |
|
| 2 | but if it [is] [not/n't] [adj] | 5 |
|
| 3 | but if it [is] [not/n't] [adv] | 5 |
|
