| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [noun] | 21204 |
|
| 2 | [prep] a police [noun] | 434 |
|
| 3 | [adv] [prep] a police | 28 |
|
| 4 | [adv] [prep] police [noun] | 27 |
|
| 5 | [adv] a police [noun] | 22 |
|
