| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [adj] [noun pl] car | 8 |
|
| 2 | [prep] an unmarked [noun pl] car | 7 |
|
| 3 | [prep] an unmarked [noun pl] car | 7 |
|
| 4 | [prep] an [adj] police car | 7 |
|
