| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have [been] a [adj] | 1105 |
|
| 2 | [vb mod] have [been] a [adj] | 746 |
|
| 3 | there [vb mod] have [been] [adj] | 277 |
|
| 4 | there [vb mod] have [been] a | 221 |
|
