| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know when [indef pn] | 25 |
|
| 2 | know when [indef pn] | 14 |
|
| 3 | know when someone | 8 |
|
| 4 | know when something | 5 |
|
| 5 | know when somebody | 5 |
|
