| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [verb] | 86141 |
|
| 2 | [noun sg] [not/n't] [verb] | 2846 |
|
| 3 | a [noun sg] [not/n't] | 1177 |
|
| 4 | a [not/n't] [verb] | 5 |
|
