| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [modal v] be [adj] | 2373 |
|
| 2 | [det] must be [adj] | 107 |
|
| 3 | [adj] must be [adj] | 104 |
|
| 4 | [det] must [be] [adj] | 73 |
|
| 5 | [det] must be [adj] | 73 |
|
| 6 | [det] must [be] [adj] | 73 |
|
