| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [vb pp] [prep] the | 19312 |
|
| 2 | [modal v] be [vb pp] [prep] the | 19312 |
|
| 3 | must be [vb pp] [prep] [art] | 2033 |
|
| 4 | must be [verb] [prep] the | 1458 |
|
| 5 | must [be] [vb pp] [prep] the | 1423 |
|
| 6 | must be [vb pp] [prep] the | 1423 |
|
| 7 | must [be] [vb pp] [prep] the | 1422 |
|
| 8 | must be [vb pp] [prep] the | 1422 |
|
