| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] should [pron] [vb infin] | 1008 |
|
| 2 | [adv] [vb mod] it [vb infin] | 353 |
|
| 3 | [adv] [modal v] it [vb infin] | 353 |
|
| 4 | [adv] should it [verb] | 49 |
|
| 5 | [adv] should it [vb infin] | 49 |
|
