| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [adj] rate | 295 |
|
| 2 | [verb] [noun sg] at a [adj] | 191 |
|
| 3 | [noun sg] at a [adj] rate | 127 |
|
| 4 | [verb] [noun sg] at a rate | 18 |
|
