| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [noun] [vb mod] be [verb] | 6489 |
|
| 2 | [conj] [noun] [modal v] be [verb] | 6489 |
|
| 3 | [conj] [noun] must [be] [verb] | 471 |
|
| 4 | [conj] [noun] must be [verb] | 471 |
|
