| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [adv] i [vb mod] | 74 |
|
| 2 | if [not/n't] [pron] [vb mod] | 61 |
|
| 3 | [conj] [not/n't] i [vb mod] | 32 |
|
| 4 | if [not/n't] i [modal v] | 13 |
|
