| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] must [not/n't] be | 32 |
|
| 2 | [adj] must [not/n't] be | 32 |
|
| 3 | [adj] must not be | 31 |
|
| 4 | [det] must [not/n't] be | 26 |
|
| 5 | this must [not/n't] be | 16 |
|
| 6 | this must [not/n't] be | 16 |
|
| 7 | that must [not/n't] be | 6 |
|
| 8 | that must [not/n't] be | 6 |
|
