| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [verb] [prep] the | 1459 |
|
| 2 | must [be] [verb] [prep] the | 1459 |
|
| 3 | [modal v] [be] [verb] at the | 1156 |
|
| 4 | [vb mod] [be] [verb] at the | 1156 |
|
| 5 | must [be] [verb] at [art] | 88 |
|
| 6 | must [be] [verb] at [art] | 88 |
|
| 7 | must [be] [verb] at the | 66 |
|
| 8 | must [be] [verb] at the | 66 |
|
| 9 | must [be] [verb] at the | 66 |
|
