| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | attack on [art] [noun] [noun] | 160 |
|
| 2 | [noun] on [art] police [noun] | 39 |
|
| 3 | attack on [art] [noun pl] [noun] | 9 |
|
| 4 | attack on [art] police [noun] | 8 |
|
| 5 | attack [prep] [art] police [noun] | 8 |
|
| 6 | attack on [art] police [noun] | 8 |
|
