| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was knocked down [prep] [art] | 20 |
|
| 2 | [was/were] knocked down [prep] a | 17 |
|
| 3 | [was/were] knocked down by [art] | 15 |
|
| 4 | [was/were] knocked down [prep] the | 6 |
|
