| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must have [been] [art] [noun] | 83 |
|
| 2 | it must have [be] [art] [noun] | 83 |
|
| 3 | it must have been [art] [noun] | 83 |
|
| 4 | it must have be [art] [noun] | 83 |
|
| 5 | it must have [vb pp] [art] [noun] | 27 |
|
| 6 | it must have [verb] [art] [noun] | 27 |
|
| 7 | it must have cost [art] [noun] | 5 |
|
| 8 | it must have cost [art] [noun] | 5 |
|
| 9 | it must have [art] [adj] [noun] | 11 |
|
| 10 | it must have [art] [adj] [noun] | 8 |
|
| 11 | it must have [art] [noun] [prep] | 8 |
|
| 12 | it must have [art] [noun] [prep] | 8 |
|
