| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [adv] [be] [verb] | 1610 |
|
| 2 | must [adv] [be] [vb pp] | 1540 |
|
| 3 | [modal v] [adv] [be] assumed | 143 |
|
| 4 | [vb mod] [adv] [be] assumed | 143 |
|
| 5 | must [adv] [be] assume | 11 |
|
| 6 | must [adv] [be] assumed | 11 |
|
