| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [vb pp] [prep] [adj] [noun] | 702 |
|
| 2 | must [be] [vb pp] [prep] [det] [noun] | 258 |
|
| 3 | [modal v] [be] [vb pp] [prep] some [noun] | 242 |
|
| 4 | [vb mod] [be] [vb pp] [prep] some [noun] | 242 |
|
| 5 | must [be] [verb] [prep] some [noun] | 33 |
|
| 6 | must [be] [vb pp] [prep] some [noun] | 32 |
|
| 7 | must [be] [vb pp] [prep] some [noun] | 32 |
|
| 8 | must [be] [vb pp] [prep] some [noun] | 32 |
|
| 9 | must [be] [vb pp] [prep] some [noun] | 32 |
|
