| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [prep] a [noun sg] | 18253 |
|
| 2 | [not/n't] [prep] a [noun sg] | 1292 |
|
| 3 | [pron] [not/n't] a [noun sg] | 95 |
|
| 4 | [pron] [not/n't] [prep] [noun sg] | 63 |
|
| 5 | [pron] [not/n't] [prep] a | 42 |
|
