| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] a [noun pl] [noun sg] | 23 |
|
| 2 | not a [noun pl] [noun sg] | 19 |
|
| 3 | [not/n't] a police [noun sg] | 7 |
|
| 4 | n't a [noun pl] [noun sg] | 5 |
|
