| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] per [unc] of | 11243 |
|
| 2 | [num] per [unc] of | 11223 |
|
| 3 | 30 per [unc] [prep] | 479 |
|
| 4 | 30 per [unc] of | 301 |
|
| 5 | 30 [unc] [unc] of | 301 |
|
