| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [be] | 3545 |
|
| 2 | [verb] [be] [noun prp] | 1541 |
|
| 3 | must [verb] [noun prp] | 290 |
|
| 4 | must [be] [noun prp] | 177 |
|
