| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] did [not/n't] know a | 12 |
|
| 2 | [pers pn] did [not/n't] know a | 12 |
|
| 3 | did [not/n't] know [Wh det] a | 13 |
|
| 4 | did [not/n't] know [pron] a | 13 |
|
| 5 | did [not/n't] know what a | 13 |
|
| 6 | did [not/n't] know what a | 13 |
|
| 7 | did [not/n't] know a [noun sg] | 9 |
|
| 8 | did [not/n't] know a [noun] | 9 |
|
