| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] at [art] | 4765 |
|
| 2 | knocked at [art] | 56 |
|
| 3 | [noun prp] knocked at | 18 |
|
| 4 | [noun prp] knocked [art] | 16 |
|
