| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [not/n't] [adv] [vb infin] | 805 |
|
| 2 | if it [verb] [not/n't] [vb infin] | 366 |
|
| 3 | if it [verb] [not/n't] [adv] | 37 |
|
| 4 | if it [verb] [adv] [vb infin] | 5 |
|
