| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [vb pp] [prep] [adj] | 380 |
|
| 2 | must [be] [vb pp] [prep] [adj] | 380 |
|
| 3 | [vb mod] [be] [vb pp] at [adj] | 222 |
|
| 4 | [modal v] [be] [vb pp] at [adj] | 222 |
|
| 5 | must [be] [vb pp] at [adj] | 60 |
|
| 6 | must [be] [verb] at [adj] | 12 |
|
| 7 | must [be] [vb pp] at [adj] | 9 |
|
| 8 | must [be] [vb pp] at [adj] | 9 |
|
| 9 | must [be] [vb pp] at [adj] | 9 |
|
