| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not [been] [verb] [conj] a | 8 |
|
| 2 | have not [been] [verb] [conj] a | 8 |
|
| 3 | had not [been] [verb] [conj] a | 5 |
|
| 4 | [vb past] not [been] [verb] [conj] a | 5 |
|
| 5 | not [been] [verb] [conj] a [noun sg] | 5 |
|
| 6 | not [been] [verb] [conj] a [noun] | 5 |
|
