| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at [num] [noun] | 510 |
|
| 2 | be rate [prep] [num] [noun] | 33 |
|
| 3 | be rate at [adj] [noun] | 29 |
|
| 4 | [be] rate at [num] [noun] | 29 |
|
