| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] know perfectly well | 24 |
|
| 2 | [noun] knew perfectly well | 16 |
|
| 3 | [noun prp] know perfectly well | 11 |
|
| 4 | [noun sg] know perfectly well | 6 |
|
| 5 | [noun pl] know perfectly well | 6 |
|
| 6 | [noun] know perfectly well | 5 |
|
