| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [adv] [v-ing] [art] [noun sg] | 489 |
|
| 2 | police are [v-ing] [art] [noun sg] | 89 |
|
| 3 | police are [adv] [v-ing] [art] | 17 |
|
