| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] [vb pp] [adv] as [to-vb] | 67 |
|
| 2 | [modal v] [be] [vb pp] [adv] as [to-vb] | 67 |
|
| 3 | must [be] [vb pp] [adv] as [verb] | 7 |
|
| 4 | must [be] [verb] [adv] as [to-vb] | 6 |
|
| 5 | must [be] [vb pp] [adv] as [to-vb] | 6 |
|
| 6 | must [be] [vb pp] [adv] as [to-vb] | 6 |
|
| 7 | must [be] [vb pp] [adv] [conj] [to-vb] | 6 |
|
