| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] all be [verb] | 455 |
|
| 2 | must [adj] be [verb] | 80 |
|
| 3 | must all be [verb] | 21 |
|
| 4 | must all [be] [verb] | 21 |
|
| 5 | must all [be] [verb] | 21 |
|
