| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [adj] | 3713 |
|
| 2 | [det] [be] [adj] | 383 |
|
| 3 | must [det] [be] | 51 |
|
| 4 | must [det] [adj] | 5 |
|
