| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] the [adj] | 710 |
|
| 2 | at the [adj] rate | 361 |
|
| 3 | [adv] the [adj] rate | 101 |
|
| 4 | at [adv] the rate | 12 |
|
