| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on the police national [noun] | 11 |
|
| 2 | on [art] police national [noun] | 11 |
|
| 3 | on [art] police national computer | 11 |
|
| 4 | on [art] police national [noun sg] | 11 |
|
| 5 | on [art] police national computer | 11 |
|
