| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not know a [noun sg] | 64 |
|
| 2 | [vb mod] not a [noun sg] | 35 |
|
| 3 | [vb mod] know a [noun sg] | 13 |
|
| 4 | [vb mod] not know a | 12 |
|
