| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] a [noun sg] | 23568 |
|
| 2 | not a [noun sg] | 7784 |
|
| 3 | [subord] not a | 210 |
|
| 4 | [subord] not [noun sg] | 141 |
|
