| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | paid at [art] rate | 12 |
|
| 2 | paid at [art] rate | 12 |
|
| 3 | paid at the rate | 6 |
|
| 4 | paid at a rate | 6 |
|
| 5 | paid at a rate | 6 |
|
| 6 | paid at the rate | 6 |
|
