| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a [noun] [prep] | 30284 |
|
| 2 | not [art] [noun] [prep] | 5362 |
|
| 3 | [not/n't] a [noun] [prep] | 3482 |
|
| 4 | not a [noun] [prep] | 3479 |
|
