| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [prep] a [noun sg] | 7503 |
|
| 2 | [not/n't] [prep] a [noun sg] | 1292 |
|
| 3 | [coord] [not/n't] a [noun sg] | 568 |
|
| 4 | [coord] [not/n't] [prep] [noun sg] | 446 |
|
| 5 | [coord] [not/n't] [prep] a | 348 |
|
