| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at an [adj] [noun] | 117 |
|
| 2 | [verb] at an [adj] rate | 111 |
|
| 3 | [v-ing] at an [adj] [noun sg] | 111 |
|
| 4 | [v-ing] at [art] [adj] rate | 103 |
|
| 5 | [v-ing] at [art] [adj] rate | 103 |
|
| 6 | [v-ing] at a [adj] rate | 80 |
|
| 7 | [v-ing] [prep] an [adj] rate | 39 |
|
| 8 | [v-ing] at an [adj] rate | 38 |
|
