| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] have [been] a [noun] | 1245 |
|
| 2 | [vb mod] have [been] a [noun] | 816 |
|
| 3 | [ex0] [vb mod] have [been] a | 221 |
|
| 4 | [ex0] [vb mod] have [been] [noun] | 102 |
|
