| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun pl] officer [prep] the | 7 |
|
| 2 | [prep] a police officer [prep] the | 7 |
|
| 3 | [prep] a [noun pl] officer [prep] the | 7 |
|
| 4 | [prep] a [noun pl] officer [prep] the | 7 |
|
| 5 | [prep] a [noun pl] officer in the | 5 |
|
