| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at | 137581 |
|
| 2 | [vb pp] at | 41826 |
|
| 3 | known [prep] | 12227 |
|
| 4 | known [prep] | 12227 |
|
| 5 | know at | 523 |
|
| 6 | known at | 153 |
|
