| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] must be that | 5 |
|
| 2 | [noun] must be that | 5 |
|
| 3 | must be [verb] that | 5 |
|
| 4 | must be [vb pp] that | 5 |
|
| 5 | must be that [adj] | 8 |
|
| 6 | must be that [adj] | 8 |
|
