| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adj] [conj] a [noun] | 135 |
|
| 2 | [not/n't] [adj] [conj] a [noun] | 51 |
|
| 3 | [not/n't] [art] [adj] [conj] a | 15 |
|
