| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] down [prep] [adj] | 733 |
|
| 2 | crack down [prep] [adj] | 26 |
|
| 3 | crack [adv] [prep] [adj] | 23 |
|
| 4 | crack down [prep] [adj] | 21 |
|
