| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb mod] have had a [noun] | 22 |
|
| 2 | they [modal v] have had a [noun sg] | 22 |
|
| 3 | they [modal v] have had a [noun] | 22 |
|
| 4 | they [modal v] have had a [noun] | 21 |
|
| 5 | they must have had a [noun] | 8 |
|
| 6 | they must have had a [noun] | 8 |
|
| 7 | they would have had a [noun] | 6 |
|
