| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [verb] a | 25036 |
|
| 2 | [verb] on a | 15203 |
|
| 3 | [noun prp] [verb] on | 5375 |
|
| 4 | [noun prp] on a | 917 |
|
