| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [vb pp] to the [noun] | 203 |
|
| 2 | [modal v] be [vb pp] to the police | 12 |
|
| 3 | must be [vb pp] [prep] the police | 7 |
|
| 4 | must be [vb pp] [prep] the police | 7 |
|
| 5 | must be [vb pp] to the police | 5 |
|
| 6 | must be [verb] to the police | 5 |
|
| 7 | must be [vb pp] to the police | 5 |
|
| 8 | must [be] [vb pp] to the police | 5 |
|
| 9 | must [be] [vb pp] to the police | 5 |
|
| 10 | must be [vb pp] to [art] police | 5 |
|
