| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [prep] a [adj] rate | 30 |
|
| 2 | [vb -s] [prep] a [adj] rate | 30 |
|
| 3 | [vb -s] [prep] a [adj] rate | 27 |
|
| 4 | [vb -s] at a [adj] rate | 22 |
|
| 5 | [vb -s] at a [adj] rate | 22 |
|
| 6 | [vb -s] [prep] a [adj] rate | 21 |
|
| 7 | [vb -s] [prep] an [adj] rate | 9 |
|
