| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know perfectly well | 171 |
|
| 2 | know perfectly well | 75 |
|
| 3 | knew perfectly well | 64 |
|
| 4 | knows perfectly well | 14 |
|
| 5 | knowing perfectly well | 8 |
|
| 6 | know perfectly well | 5 |
|
