| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] who did n't know [pron] | 12 |
|
| 2 | [noun sg] who did n't know [pron] | 6 |
|
| 3 | [pron] who did n't know [pron] | 5 |
|
| 4 | [indef pn] who did n't know [pron] | 5 |
|
| 5 | who did n't know [pron] [noun] | 7 |
|
