| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] and [num] per | 615 |
|
| 2 | [adj] and about [num] | 46 |
|
| 3 | and about [num] per | 36 |
|
| 4 | [adj] about [num] per | 33 |
|
