| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] than the [adj] rate [prep] | 6 |
|
| 2 | [det] than the [adj] rate [prep] | 6 |
|
| 3 | [det] than the [adj] rate of | 5 |
|
| 4 | [det] than the [adj] rate of | 5 |
|
