| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [adv] [be] [verb] | 3239 |
|
| 2 | it [modal v] [adv] [be] [verb] | 3239 |
|
| 3 | [pron] may [adv] [be] [verb] | 647 |
|
| 4 | it may [adv] [be] [verb] | 213 |
|
| 5 | it may [adv] [be] [verb] | 213 |
|
