| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] an [noun sg] | 39690 |
|
| 2 | not [verb] [noun sg] | 6596 |
|
| 3 | not [verb] an | 1232 |
|
| 4 | not an [noun sg] | 1136 |
|
