| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] a [adj] | 1613 |
|
| 2 | has n't [been] [adj] | 133 |
|
| 3 | has n't [been] a | 55 |
|
| 4 | n't [been] a [adj] | 35 |
|
| 5 | has n't a [adj] | 5 |
|
