| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [det] [noun sg] | 1257 |
|
| 2 | must [verb] [det] [noun sg] | 507 |
|
| 3 | must be [det] [noun sg] | 156 |
|
| 4 | must [verb] be [det] | 100 |
|
| 5 | must [verb] be [noun sg] | 52 |
|
