| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] [det] [noun sg] | 373 |
|
| 2 | must [be] [vb pp] [adj] [noun sg] | 57 |
|
| 3 | must [be] [verb] [det] [noun sg] | 37 |
|
| 4 | must [be] [vb pp] [det] [noun] | 33 |
|
| 5 | must [be] [vb pp] [det] [noun sg] | 26 |
|
