| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] [modal v] be | 33 |
|
| 2 | [be] [adv] must be | 8 |
|
| 3 | [be] [adv] must [be] | 8 |
|
| 4 | [be] [adv] must [be] | 8 |
|
