| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [num] per [unc] | 2342 |
|
| 2 | over [num] per [unc] | 744 |
|
| 3 | of over [num] [unc] | 69 |
|
| 4 | of over [num] per | 65 |
|
