| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] at a [adj] | 182 |
|
| 2 | [verb] at a [adj] rate | 127 |
|
| 3 | [adv prt] at a [adj] rate | 12 |
|
| 4 | [verb] [adv prt] at a rate | 8 |
|
