| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] have [been] [adj] | 1070 |
|
| 2 | [vb mod] have [been] a [adj] | 746 |
|
| 3 | it have [been] a [adj] | 684 |
|
| 4 | it [vb mod] have [been] a | 481 |
|
| 5 | it [vb mod] have a [adj] | 104 |
|
