| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must [vb infin] [been] [adj] [noun] | 37 |
|
| 2 | it must [vb infin] been [adj] [noun] | 37 |
|
| 3 | it must [vb infin] be [adj] [noun] | 37 |
|
| 4 | it must have [be] [adj] [noun] | 34 |
|
| 5 | it must [vb infin] [be] [adj] [noun sg] | 23 |
|
| 6 | it must [vb infin] [be] [det] [noun] | 19 |
|
| 7 | it must [vb infin] [be] [adj] [noun pl] | 13 |
|
| 8 | it must [vb infin] [be] some [noun] | 12 |
|
| 9 | it must [vb infin] [be] some [noun] | 12 |
|
| 10 | it must [vb infin] [be] [num] [noun] | 10 |
|
| 11 | it must [vb infin] [be] [adj] [noun] | 7 |
|
