| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] a [noun sg] | 5044 |
|
| 2 | [conj] [not/n't] [art] [noun sg] | 1851 |
|
| 3 | [conj] [not/n't] a [noun] | 709 |
|
