| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] must have be a [adj] | 12 |
|
| 2 | [noun prp] must have been a [adj] | 12 |
|
| 3 | [noun prp] must have [be] a [adj] | 12 |
|
| 4 | [noun prp] must have [been] a [adj] | 12 |
|
| 5 | [noun prp] must have [vb pp] a [adj] | 10 |
|
| 6 | [noun prp] must have [verb] a [adj] | 10 |
|
| 7 | [noun prp] must have a [adj] [noun sg] | 7 |
|
| 8 | [noun prp] must have a [adj] [noun] | 7 |
|
