| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] be [det] [adj] | 27 |
|
| 2 | [modal v] [verb] be [det] [det] | 23 |
|
| 3 | must [verb] be [adj] [det] | 8 |
|
| 4 | must [verb] [be] [det] [det] | 5 |
|
