| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] [prep] the [noun sg] | 634 |
|
| 2 | [vb infin] [prep] the [noun sg] in | 418 |
|
| 3 | must [vb infin] the [noun sg] in | 38 |
|
| 4 | must [vb infin] [prep] [noun sg] in | 9 |
|
