| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] [conj] a | 406 |
|
| 2 | must [be] [verb] [conj] [art] | 385 |
|
| 3 | must [be] [verb] [conj] [art] | 385 |
|
| 4 | must [be] [verb] [conj] a | 57 |
|
| 5 | must [be] [verb] [conj] a | 46 |
|
