| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [been] a [noun] | 816 |
|
| 2 | who have [been] a [noun] | 105 |
|
| 3 | who [modal v] have a [noun] | 27 |
|
| 4 | who [modal v] have [been] a | 18 |
|
| 5 | who [modal v] have [been] [noun] | 9 |
|
