| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [art] [adj] police officers | 8 |
|
| 2 | [conj] [art] [num] police officers | 5 |
|
| 3 | [conj] [art] police officers [verb] | 7 |
|
| 4 | [conj] [art] police officers [vb past] | 6 |
|
