| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has not [be] [vb pp] a [adj] | 6 |
|
| 2 | has not be [vb pp] a [adj] | 6 |
|
| 3 | has not [been] [vb pp] a [adj] | 6 |
|
| 4 | has not been [vb pp] a [adj] | 6 |
|
