| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | compared [prep] the [num] per | 18 |
|
| 2 | compared [prep] the [adj] per | 18 |
|
| 3 | compared with the [adj] per | 15 |
|
| 4 | compared with the [adj] per | 15 |
|
