| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if it is [adv] | 834 |
|
| 2 | [conj] it is n't | 594 |
|
| 3 | if it [be] n't | 476 |
|
| 4 | if it be n't | 476 |
|
| 5 | if it is [not/n't] | 461 |
|
| 6 | if it is not | 461 |
|
| 7 | if [pron] is n't | 247 |
|
| 8 | if it [is] n't | 134 |
|
