| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] rate | 285 |
|
| 2 | [verb] at [art] higher | 79 |
|
| 3 | at [art] higher rate | 53 |
|
| 4 | [verb] [art] higher rate | 52 |
|
