| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [adv] be [verb] [noun sg] | 13 |
|
| 2 | it [vb mod] [adv] be [verb] [noun sg] | 13 |
|
| 3 | it [modal v] [adv] be [vb pp] [noun sg] | 11 |
|
