| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if we [vb mod] [not/n't] [adv] | 11 |
|
| 2 | if we can [not/n't] [adv] | 10 |
|
| 3 | if we [modal v] not [adv] | 7 |
|
| 4 | if we can [not/n't] [adv] | 6 |
|
