| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] must [vb infin] be | 574 |
|
| 2 | [conj] [noun sg] must be | 345 |
|
| 3 | [conj] [noun sg] must [vb infin] | 195 |
|
| 4 | [conj] must [vb infin] be | 90 |
|
