| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] have been [adj] | 1579 |
|
| 2 | a [noun] [modal v] have been | 197 |
|
| 3 | a [noun] [modal v] have [adj] | 105 |
|
| 4 | a [noun] have been [adj] | 53 |
|
