| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] [prep] the [noun sg] [adj] | 10 |
|
| 2 | must [vb infin] [prep] the [noun] [det] | 7 |
|
| 3 | must [vb infin] to the [noun] [adj] | 7 |
|
