| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] rate of | 214 |
|
| 2 | [noun pl] at [art] rate of | 49 |
|
| 3 | [noun pl] [verb] [art] rate of | 32 |
|
| 4 | [noun pl] [verb] at [art] rate | 17 |
|
