| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj -est] rate [prep] [noun] [prep] the | 5 |
|
| 2 | [adj -est] rate [prep] [noun sg] [prep] the | 5 |
|
| 3 | [adj -est] rate of [noun] [prep] the | 5 |
|
