| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [adj] rate | 214 |
|
| 2 | at the [det] rate | 103 |
|
| 3 | at the same rate | 103 |
|
| 4 | at the same rate | 103 |
|
| 5 | at the basic rate | 38 |
|
| 6 | at the basic rate | 38 |
|
| 7 | at the [adj -er] rate | 29 |
|
| 8 | at the high rate | 26 |
|
| 9 | at the present rate | 19 |
|
| 10 | at the present rate | 19 |
|
| 11 | at the current rate | 19 |
|
| 12 | at the current rate | 19 |
|
| 13 | at the standard rate | 18 |
|
| 14 | at the standard rate | 18 |
|
| 15 | at the higher rate | 17 |
|
| 16 | at the low rate | 16 |
|
| 17 | at the official rate | 14 |
|
| 18 | at the official rate | 14 |
|
| 19 | at the [adj -est] rate | 14 |
|
| 20 | at the full rate | 13 |
|
| 21 | at the full rate | 13 |
|
| 22 | at the lower rate | 10 |
|
| 23 | at the highest rate | 8 |
|
| 24 | at the reduced rate | 8 |
|
| 25 | at the reduced rate | 8 |
|
