| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to 30 per [unc] | 99 |
|
| 2 | [art] 30 per [unc] | 94 |
|
| 3 | to [art] 30 [unc] | 5 |
|
| 4 | to [art] 30 per | 5 |
|
