| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] a [adj] | 4366 |
|
| 2 | have n't [been] [adj] | 444 |
|
| 3 | have n't [been] a | 106 |
|
| 4 | n't [been] a [adj] | 34 |
|
| 5 | have n't a [adj] | 19 |
|
