| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] if it [is] not | 63 |
|
| 2 | but if it [is] [adv] | 43 |
|
| 3 | but [conj] it [is] not | 28 |
|
| 4 | but if [pron] [is] not | 23 |
|
| 5 | but if it [is] not | 21 |
|
| 6 | but if it [is] [not/n't] | 21 |
|
| 7 | but if it [be] not | 17 |
|
