| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it must [be] [noun] [noun] | 5 |
|
| 2 | it must have [be] [noun] [noun] | 8 |
|
| 3 | it must [vb infin] [be] [noun] [noun] | 8 |
|
| 4 | it must [verb] [be] [noun] [noun] | 8 |
|
| 5 | it must have [be] [noun] [noun] | 8 |
|
| 6 | it must [be] [art] [noun] [noun] | 12 |
|
| 7 | it must [be] [art] [noun] [noun] | 12 |
|
| 8 | it must [be] the [noun] [noun] | 7 |
|
| 9 | it must [be] the [noun] [noun] | 7 |
|
| 10 | it must [be] a [noun] [noun] | 5 |
|
| 11 | it must [be] a [noun] [noun] | 5 |
|
| 12 | it must [be] [noun] ['s] [noun] | 6 |
|
| 13 | it must [be] [noun] [unc] [noun] | 6 |
|
| 14 | it must [be] [noun] 's [noun] | 6 |
|
| 15 | it must [be] [noun] 's [noun] | 6 |
|
