| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] have [be] some [noun sg] | 12 |
|
| 2 | it [vb mod] have [be] some [noun sg] | 12 |
|
| 3 | it must have [be] some [noun sg] | 10 |
|
| 4 | it must have [be] some [noun sg] | 10 |
|
