| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of police [noun] | 465 |
|
| 2 | of police [noun pl] | 234 |
|
| 3 | of [noun] authorities | 125 |
|
| 4 | [prep] police authorities | 32 |
|
| 5 | of police authority | 18 |
|
| 6 | of police authorities | 15 |
|
| 7 | of [noun pl] authorities | 15 |
|
